Home / 153,290.32-229,934.96-48,117.12

Finding the Fourth Proportional to 153,290.32, 229,934.96 and 48,117.12

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Solution

The fourth proportional to 153,290.32, 229,934.96 and 48,117.12 is: 72,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,290.32 : 229,934.96 = 48,117.12 : x
  2. Step 2: Convert to fraction form
    153,290.32/229,934.96 = 48,117.12/x
  3. Step 3: Cross multiply
    153,290.32x = 229,934.96 × 48,117.12
  4. Step 4: Simplify right side
    153,290.32x = 11,063,808,062.52
  5. Step 5: Solve for x
    x = 11,063,808,062.52/153,290.32
  6. Step 6: Final answer
    x = 72,175.52

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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.