Home / 175,472.54-242,145.69-100,006.46

Finding the Fourth Proportional to 175,472.54, 242,145.69 and 100,006.46

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Solution

The fourth proportional to 175,472.54, 242,145.69 and 100,006.46 is: 138,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,472.54 : 242,145.69 = 100,006.46 : x
  2. Step 2: Convert to fraction form
    175,472.54/242,145.69 = 100,006.46/x
  3. Step 3: Cross multiply
    175,472.54x = 242,145.69 × 100,006.46
  4. Step 4: Simplify right side
    175,472.54x = 24,216,133,261.16
  5. Step 5: Solve for x
    x = 24,216,133,261.16/175,472.54
  6. Step 6: Final answer
    x = 138,005.26

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1.5x scale

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.