Home / 63,124.20-87,113.22-34,831.72

Finding the Fourth Proportional to 63,124.20, 87,113.22 and 34,831.72

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Solution

The fourth proportional to 63,124.20, 87,113.22 and 34,831.72 is: 48,068.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,124.20 : 87,113.22 = 34,831.72 : x
  2. Step 2: Convert to fraction form
    63,124.20/87,113.22 = 34,831.72/x
  3. Step 3: Cross multiply
    63,124.20x = 87,113.22 × 34,831.72
  4. Step 4: Simplify right side
    63,124.20x = 3,034,303,287.34
  5. Step 5: Solve for x
    x = 3,034,303,287.34/63,124.20
  6. Step 6: Final answer
    x = 48,068.78

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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.