Home / 89,912,059.16-124,078,640.10-48,658,951.76

Finding the Fourth Proportional to 89,912,059.16, 124,078,640.10 and 48,658,951.76

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Solution

The fourth proportional to 89,912,059.16, 124,078,640.10 and 48,658,951.76 is: 67,149,352.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,912,059.16 : 124,078,640.10 = 48,658,951.76 : x
  2. Step 2: Convert to fraction form
    89,912,059.16/124,078,640.10 = 48,658,951.76/x
  3. Step 3: Cross multiply
    89,912,059.16x = 124,078,640.10 × 48,658,951.76
  4. Step 4: Simplify right side
    89,912,059.16x = 6,037,536,563,072,301
  5. Step 5: Solve for x
    x = 6,037,536,563,072,301/89,912,059.16
  6. Step 6: Final answer
    x = 67,149,352.59

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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.