Home / 88,282.50-121,831.17-47,996.16

Finding the Fourth Proportional to 88,282.50, 121,831.17 and 47,996.16

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Solution

The fourth proportional to 88,282.50, 121,831.17 and 47,996.16 is: 66,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,282.50 : 121,831.17 = 47,996.16 : x
  2. Step 2: Convert to fraction form
    88,282.50/121,831.17 = 47,996.16/x
  3. Step 3: Cross multiply
    88,282.50x = 121,831.17 × 47,996.16
  4. Step 4: Simplify right side
    88,282.50x = 5,847,428,328.31
  5. Step 5: Solve for x
    x = 5,847,428,328.31/88,282.50
  6. Step 6: Final answer
    x = 66,235.42

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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.