Home / 182,812.02-252,284.67-129,191.64

Finding the Fourth Proportional to 182,812.02, 252,284.67 and 129,191.64

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Solution

The fourth proportional to 182,812.02, 252,284.67 and 129,191.64 is: 178,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,812.02 : 252,284.67 = 129,191.64 : x
  2. Step 2: Convert to fraction form
    182,812.02/252,284.67 = 129,191.64/x
  3. Step 3: Cross multiply
    182,812.02x = 252,284.67 × 129,191.64
  4. Step 4: Simplify right side
    182,812.02x = 32,593,070,264.16
  5. Step 5: Solve for x
    x = 32,593,070,264.16/182,812.02
  6. Step 6: Final answer
    x = 178,287.35

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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.