Home / 237,878.28-328,272.46-130,449.08

Finding the Fourth Proportional to 237,878.28, 328,272.46 and 130,449.08

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Solution

The fourth proportional to 237,878.28, 328,272.46 and 130,449.08 is: 180,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,878.28 : 328,272.46 = 130,449.08 : x
  2. Step 2: Convert to fraction form
    237,878.28/328,272.46 = 130,449.08/x
  3. Step 3: Cross multiply
    237,878.28x = 328,272.46 × 130,449.08
  4. Step 4: Simplify right side
    237,878.28x = 42,822,841,074.34
  5. Step 5: Solve for x
    x = 42,822,841,074.34/237,878.28
  6. Step 6: Final answer
    x = 180,019.97

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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.