Home / 144,925.20-217,387.80-134,427.60

Finding the Fourth Proportional to 144,925.20, 217,387.80 and 134,427.60

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Solution

The fourth proportional to 144,925.20, 217,387.80 and 134,427.60 is: 201,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,925.20 : 217,387.80 = 134,427.60 : x
  2. Step 2: Convert to fraction form
    144,925.20/217,387.80 = 134,427.60/x
  3. Step 3: Cross multiply
    144,925.20x = 217,387.80 × 134,427.60
  4. Step 4: Simplify right side
    144,925.20x = 29,222,920,223.28
  5. Step 5: Solve for x
    x = 29,222,920,223.28/144,925.20
  6. Step 6: Final answer
    x = 201,641.40

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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.