Home / 237,885.90-328,287.06-130,449.54

Finding the Fourth Proportional to 237,885.90, 328,287.06 and 130,449.54

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Solution

The fourth proportional to 237,885.90, 328,287.06 and 130,449.54 is: 180,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,885.90 : 328,287.06 = 130,449.54 : x
  2. Step 2: Convert to fraction form
    237,885.90/328,287.06 = 130,449.54/x
  3. Step 3: Cross multiply
    237,885.90x = 328,287.06 × 130,449.54
  4. Step 4: Simplify right side
    237,885.90x = 42,824,895,964.95
  5. Step 5: Solve for x
    x = 42,824,895,964.95/237,885.90
  6. Step 6: Final answer
    x = 180,022.84

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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.