Home / 153,077.30-229,720.48-53,236.52

Finding the Fourth Proportional to 153,077.30, 229,720.48 and 53,236.52

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Solution

The fourth proportional to 153,077.30, 229,720.48 and 53,236.52 is: 79,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,077.30 : 229,720.48 = 53,236.52 : x
  2. Step 2: Convert to fraction form
    153,077.30/229,720.48 = 53,236.52/x
  3. Step 3: Cross multiply
    153,077.30x = 229,720.48 × 53,236.52
  4. Step 4: Simplify right side
    153,077.30x = 12,229,518,927.93
  5. Step 5: Solve for x
    x = 12,229,518,927.93/153,077.30
  6. Step 6: Final answer
    x = 79,891.13

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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.