Home / 96,345.20-144,533.28-29,769.68

Finding the Fourth Proportional to 96,345.20, 144,533.28 and 29,769.68

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Solution

The fourth proportional to 96,345.20, 144,533.28 and 29,769.68 is: 44,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,345.20 : 144,533.28 = 29,769.68 : x
  2. Step 2: Convert to fraction form
    96,345.20/144,533.28 = 29,769.68/x
  3. Step 3: Cross multiply
    96,345.20x = 144,533.28 × 29,769.68
  4. Step 4: Simplify right side
    96,345.20x = 4,302,709,494.95
  5. Step 5: Solve for x
    x = 4,302,709,494.95/96,345.20
  6. Step 6: Final answer
    x = 44,659.30

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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.