Home / 71,273.06-98,350.13-42,587

Finding the Fourth Proportional to 71,273.06, 98,350.13 and 42,587

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Solution

The fourth proportional to 71,273.06, 98,350.13 and 42,587 is: 58,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,273.06 : 98,350.13 = 42,587 : x
  2. Step 2: Convert to fraction form
    71,273.06/98,350.13 = 42,587/x
  3. Step 3: Cross multiply
    71,273.06x = 98,350.13 × 42,587
  4. Step 4: Simplify right side
    71,273.06x = 4,188,436,986.31
  5. Step 5: Solve for x
    x = 4,188,436,986.31/71,273.06
  6. Step 6: Final answer
    x = 58,766.06

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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.