Home / 103,680,723.70-155,446,435.95-58,256,442.10

Finding the Fourth Proportional to 103,680,723.70, 155,446,435.95 and 58,256,442.10

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Solution

The fourth proportional to 103,680,723.70, 155,446,435.95 and 58,256,442.10 is: 87,342,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680,723.70 : 155,446,435.95 = 58,256,442.10 : x
  2. Step 2: Convert to fraction form
    103,680,723.70/155,446,435.95 = 58,256,442.10/x
  3. Step 3: Cross multiply
    103,680,723.70x = 155,446,435.95 × 58,256,442.10
  4. Step 4: Simplify right side
    103,680,723.70x = 9,055,756,295,572,534
  5. Step 5: Solve for x
    x = 9,055,756,295,572,534/103,680,723.70
  6. Step 6: Final answer
    x = 87,342,718.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.