Home / 237,805.27-328,171.18-130,373

Finding the Fourth Proportional to 237,805.27, 328,171.18 and 130,373

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Solution

The fourth proportional to 237,805.27, 328,171.18 and 130,373 is: 179,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,805.27 : 328,171.18 = 130,373 : x
  2. Step 2: Convert to fraction form
    237,805.27/328,171.18 = 130,373/x
  3. Step 3: Cross multiply
    237,805.27x = 328,171.18 × 130,373
  4. Step 4: Simplify right side
    237,805.27x = 42,784,661,250.14
  5. Step 5: Solve for x
    x = 42,784,661,250.14/237,805.27
  6. Step 6: Final answer
    x = 179,914.69

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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.