Home / 106,521.68-147,008.76-58,784.24

Finding the Fourth Proportional to 106,521.68, 147,008.76 and 58,784.24

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Solution

The fourth proportional to 106,521.68, 147,008.76 and 58,784.24 is: 81,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,521.68 : 147,008.76 = 58,784.24 : x
  2. Step 2: Convert to fraction form
    106,521.68/147,008.76 = 58,784.24/x
  3. Step 3: Cross multiply
    106,521.68x = 147,008.76 × 58,784.24
  4. Step 4: Simplify right side
    106,521.68x = 8,641,798,229.94
  5. Step 5: Solve for x
    x = 8,641,798,229.94/106,521.68
  6. Step 6: Final answer
    x = 81,127.13

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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.