Home / 89,786,331.80-123,905,083.08-48,533,224.17

Finding the Fourth Proportional to 89,786,331.80, 123,905,083.08 and 48,533,224.17

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Solution

The fourth proportional to 89,786,331.80, 123,905,083.08 and 48,533,224.17 is: 66,975,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,786,331.80 : 123,905,083.08 = 48,533,224.17 : x
  2. Step 2: Convert to fraction form
    89,786,331.80/123,905,083.08 = 48,533,224.17/x
  3. Step 3: Cross multiply
    89,786,331.80x = 123,905,083.08 × 48,533,224.17
  4. Step 4: Simplify right side
    89,786,331.80x = 6,013,513,173,570,757
  5. Step 5: Solve for x
    x = 6,013,513,173,570,757/89,786,331.80
  6. Step 6: Final answer
    x = 66,975,819.74

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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.