Home / 172,472,621.26-238,011,006.53-94,156,174.75

Finding the Fourth Proportional to 172,472,621.26, 238,011,006.53 and 94,156,174.75

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Solution

The fourth proportional to 172,472,621.26, 238,011,006.53 and 94,156,174.75 is: 129,934,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,472,621.26 : 238,011,006.53 = 94,156,174.75 : x
  2. Step 2: Convert to fraction form
    172,472,621.26/238,011,006.53 = 94,156,174.75/x
  3. Step 3: Cross multiply
    172,472,621.26x = 238,011,006.53 × 94,156,174.75
  4. Step 4: Simplify right side
    172,472,621.26x = 22,410,205,922,072,016
  5. Step 5: Solve for x
    x = 22,410,205,922,072,016/172,472,621.26
  6. Step 6: Final answer
    x = 129,934,860.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.