Home / 119,373.28-164,735.02-65,659.12

Finding the Fourth Proportional to 119,373.28, 164,735.02 and 65,659.12

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Solution

The fourth proportional to 119,373.28, 164,735.02 and 65,659.12 is: 90,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,373.28 : 164,735.02 = 65,659.12 : x
  2. Step 2: Convert to fraction form
    119,373.28/164,735.02 = 65,659.12/x
  3. Step 3: Cross multiply
    119,373.28x = 164,735.02 × 65,659.12
  4. Step 4: Simplify right side
    119,373.28x = 10,816,356,446.38
  5. Step 5: Solve for x
    x = 10,816,356,446.38/119,373.28
  6. Step 6: Final answer
    x = 90,609.53

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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.