Home / 57,999.29-80,035.23-34,121.35

Finding the Fourth Proportional to 57,999.29, 80,035.23 and 34,121.35

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Solution

The fourth proportional to 57,999.29, 80,035.23 and 34,121.35 is: 47,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999.29 : 80,035.23 = 34,121.35 : x
  2. Step 2: Convert to fraction form
    57,999.29/80,035.23 = 34,121.35/x
  3. Step 3: Cross multiply
    57,999.29x = 80,035.23 × 34,121.35
  4. Step 4: Simplify right side
    57,999.29x = 2,730,909,524.38
  5. Step 5: Solve for x
    x = 2,730,909,524.38/57,999.29
  6. Step 6: Final answer
    x = 47,085.23

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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.