Home / 67,850.90-93,572.96-42,359.63

Finding the Fourth Proportional to 67,850.90, 93,572.96 and 42,359.63

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Solution

The fourth proportional to 67,850.90, 93,572.96 and 42,359.63 is: 58,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,850.90 : 93,572.96 = 42,359.63 : x
  2. Step 2: Convert to fraction form
    67,850.90/93,572.96 = 42,359.63/x
  3. Step 3: Cross multiply
    67,850.90x = 93,572.96 × 42,359.63
  4. Step 4: Simplify right side
    67,850.90x = 3,963,715,283.94
  5. Step 5: Solve for x
    x = 3,963,715,283.94/67,850.90
  6. Step 6: Final answer
    x = 58,418.03

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1.5x scale

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.