Home / 67,127.52-92,521.92-45,869.76

Finding the Fourth Proportional to 67,127.52, 92,521.92 and 45,869.76

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Solution

The fourth proportional to 67,127.52, 92,521.92 and 45,869.76 is: 63,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,127.52 : 92,521.92 = 45,869.76 : x
  2. Step 2: Convert to fraction form
    67,127.52/92,521.92 = 45,869.76/x
  3. Step 3: Cross multiply
    67,127.52x = 92,521.92 × 45,869.76
  4. Step 4: Simplify right side
    67,127.52x = 4,243,958,265.14
  5. Step 5: Solve for x
    x = 4,243,958,265.14/67,127.52
  6. Step 6: Final answer
    x = 63,222.33

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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.