Home / 63,125.12-87,113.13-34,831.82

Finding the Fourth Proportional to 63,125.12, 87,113.13 and 34,831.82

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Solution

The fourth proportional to 63,125.12, 87,113.13 and 34,831.82 is: 48,068.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,125.12 : 87,113.13 = 34,831.82 : x
  2. Step 2: Convert to fraction form
    63,125.12/87,113.13 = 34,831.82/x
  3. Step 3: Cross multiply
    63,125.12x = 87,113.13 × 34,831.82
  4. Step 4: Simplify right side
    63,125.12x = 3,034,308,863.80
  5. Step 5: Solve for x
    x = 3,034,308,863.80/63,125.12
  6. Step 6: Final answer
    x = 48,068.17

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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.