Home / 134,877.60-202,316.40-129,693.60

Finding the Fourth Proportional to 134,877.60, 202,316.40 and 129,693.60

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Solution

The fourth proportional to 134,877.60, 202,316.40 and 129,693.60 is: 194,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,877.60 : 202,316.40 = 129,693.60 : x
  2. Step 2: Convert to fraction form
    134,877.60/202,316.40 = 129,693.60/x
  3. Step 3: Cross multiply
    134,877.60x = 202,316.40 × 129,693.60
  4. Step 4: Simplify right side
    134,877.60x = 26,239,142,255.04
  5. Step 5: Solve for x
    x = 26,239,142,255.04/134,877.60
  6. Step 6: Final answer
    x = 194,540.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.