Home / 109,614.40-151,293.14-64,306.93

Finding the Fourth Proportional to 109,614.40, 151,293.14 and 64,306.93

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Solution

The fourth proportional to 109,614.40, 151,293.14 and 64,306.93 is: 88,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,614.40 : 151,293.14 = 64,306.93 : x
  2. Step 2: Convert to fraction form
    109,614.40/151,293.14 = 64,306.93/x
  3. Step 3: Cross multiply
    109,614.40x = 151,293.14 × 64,306.93
  4. Step 4: Simplify right side
    109,614.40x = 9,729,197,363.46
  5. Step 5: Solve for x
    x = 9,729,197,363.46/109,614.40
  6. Step 6: Final answer
    x = 88,758.39

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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.