Home / 89,904,993.19-124,068,890.70-48,651,885.56

Finding the Fourth Proportional to 89,904,993.19, 124,068,890.70 and 48,651,885.56

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Solution

The fourth proportional to 89,904,993.19, 124,068,890.70 and 48,651,885.56 is: 67,139,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,904,993.19 : 124,068,890.70 = 48,651,885.56 : x
  2. Step 2: Convert to fraction form
    89,904,993.19/124,068,890.70 = 48,651,885.56/x
  3. Step 3: Cross multiply
    89,904,993.19x = 124,068,890.70 × 48,651,885.56
  4. Step 4: Simplify right side
    89,904,993.19x = 6,036,185,472,202,721
  5. Step 5: Solve for x
    x = 6,036,185,472,202,721/89,904,993.19
  6. Step 6: Final answer
    x = 67,139,602.13

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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.