Home / 62,126.12-85,734.18-33,831.20

Finding the Fourth Proportional to 62,126.12, 85,734.18 and 33,831.20

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Solution

The fourth proportional to 62,126.12, 85,734.18 and 33,831.20 is: 46,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,126.12 : 85,734.18 = 33,831.20 : x
  2. Step 2: Convert to fraction form
    62,126.12/85,734.18 = 33,831.20/x
  3. Step 3: Cross multiply
    62,126.12x = 85,734.18 × 33,831.20
  4. Step 4: Simplify right side
    62,126.12x = 2,900,490,190.42
  5. Step 5: Solve for x
    x = 2,900,490,190.42/62,126.12
  6. Step 6: Final answer
    x = 46,687.13

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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.