Home / 141,275.61-211,831.34-56,966.76

Finding the Fourth Proportional to 141,275.61, 211,831.34 and 56,966.76

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Solution

The fourth proportional to 141,275.61, 211,831.34 and 56,966.76 is: 85,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,275.61 : 211,831.34 = 56,966.76 : x
  2. Step 2: Convert to fraction form
    141,275.61/211,831.34 = 56,966.76/x
  3. Step 3: Cross multiply
    141,275.61x = 211,831.34 × 56,966.76
  4. Step 4: Simplify right side
    141,275.61x = 12,067,344,821.42
  5. Step 5: Solve for x
    x = 12,067,344,821.42/141,275.61
  6. Step 6: Final answer
    x = 85,417.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.