Home / 229,805.28-344,613.58-87,702.30

Finding the Fourth Proportional to 229,805.28, 344,613.58 and 87,702.30

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Solution

The fourth proportional to 229,805.28, 344,613.58 and 87,702.30 is: 131,517.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,805.28 : 344,613.58 = 87,702.30 : x
  2. Step 2: Convert to fraction form
    229,805.28/344,613.58 = 87,702.30/x
  3. Step 3: Cross multiply
    229,805.28x = 344,613.58 × 87,702.30
  4. Step 4: Simplify right side
    229,805.28x = 30,223,403,577.23
  5. Step 5: Solve for x
    x = 30,223,403,577.23/229,805.28
  6. Step 6: Final answer
    x = 131,517.45

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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.