Home / 92,538,824.48-137,980,915.06-89,996,377.51

Finding the Fourth Proportional to 92,538,824.48, 137,980,915.06 and 89,996,377.51

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Solution

The fourth proportional to 92,538,824.48, 137,980,915.06 and 89,996,377.51 is: 134,189,974.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,538,824.48 : 137,980,915.06 = 89,996,377.51 : x
  2. Step 2: Convert to fraction form
    92,538,824.48/137,980,915.06 = 89,996,377.51/x
  3. Step 3: Cross multiply
    92,538,824.48x = 137,980,915.06 × 89,996,377.51
  4. Step 4: Simplify right side
    92,538,824.48x = 12,417,782,520,915,006
  5. Step 5: Solve for x
    x = 12,417,782,520,915,006/92,538,824.48
  6. Step 6: Final answer
    x = 134,189,974.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.