Home / 67,845.95-93,566.15-42,354.66

Finding the Fourth Proportional to 67,845.95, 93,566.15 and 42,354.66

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Solution

The fourth proportional to 67,845.95, 93,566.15 and 42,354.66 is: 58,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,845.95 : 93,566.15 = 42,354.66 : x
  2. Step 2: Convert to fraction form
    67,845.95/93,566.15 = 42,354.66/x
  3. Step 3: Cross multiply
    67,845.95x = 93,566.15 × 42,354.66
  4. Step 4: Simplify right side
    67,845.95x = 3,962,962,258.99
  5. Step 5: Solve for x
    x = 3,962,962,258.99/67,845.95
  6. Step 6: Final answer
    x = 58,411.19

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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.