Home / 237,695.28-328,019.52-130,264.32

Finding the Fourth Proportional to 237,695.28, 328,019.52 and 130,264.32

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Solution

The fourth proportional to 237,695.28, 328,019.52 and 130,264.32 is: 179,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,695.28 : 328,019.52 = 130,264.32 : x
  2. Step 2: Convert to fraction form
    237,695.28/328,019.52 = 130,264.32/x
  3. Step 3: Cross multiply
    237,695.28x = 328,019.52 × 130,264.32
  4. Step 4: Simplify right side
    237,695.28x = 42,729,239,719.53
  5. Step 5: Solve for x
    x = 42,729,239,719.53/237,695.28
  6. Step 6: Final answer
    x = 179,764.78

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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.