Home / 119,591.13-165,035.76-65,875.98

Finding the Fourth Proportional to 119,591.13, 165,035.76 and 65,875.98

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Solution

The fourth proportional to 119,591.13, 165,035.76 and 65,875.98 is: 90,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,591.13 : 165,035.76 = 65,875.98 : x
  2. Step 2: Convert to fraction form
    119,591.13/165,035.76 = 65,875.98/x
  3. Step 3: Cross multiply
    119,591.13x = 165,035.76 × 65,875.98
  4. Step 4: Simplify right side
    119,591.13x = 10,871,892,425.04
  5. Step 5: Solve for x
    x = 10,871,892,425.04/119,591.13
  6. Step 6: Final answer
    x = 90,908.85

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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.