Home / 238,665.19-329,276.01-147,988.53

Finding the Fourth Proportional to 238,665.19, 329,276.01 and 147,988.53

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Solution

The fourth proportional to 238,665.19, 329,276.01 and 147,988.53 is: 204,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,665.19 : 329,276.01 = 147,988.53 : x
  2. Step 2: Convert to fraction form
    238,665.19/329,276.01 = 147,988.53/x
  3. Step 3: Cross multiply
    238,665.19x = 329,276.01 × 147,988.53
  4. Step 4: Simplify right side
    238,665.19x = 48,729,072,684.17
  5. Step 5: Solve for x
    x = 48,729,072,684.17/238,665.19
  6. Step 6: Final answer
    x = 204,173.36

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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.