Home / 73,046.12-109,585.60-23,129.20

Finding the Fourth Proportional to 73,046.12, 109,585.60 and 23,129.20

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Solution

The fourth proportional to 73,046.12, 109,585.60 and 23,129.20 is: 34,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,046.12 : 109,585.60 = 23,129.20 : x
  2. Step 2: Convert to fraction form
    73,046.12/109,585.60 = 23,129.20/x
  3. Step 3: Cross multiply
    73,046.12x = 109,585.60 × 23,129.20
  4. Step 4: Simplify right side
    73,046.12x = 2,534,627,259.52
  5. Step 5: Solve for x
    x = 2,534,627,259.52/73,046.12
  6. Step 6: Final answer
    x = 34,699.00

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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.