Home / 215,011.02-322,405.02-96,581.19

Finding the Fourth Proportional to 215,011.02, 322,405.02 and 96,581.19

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Solution

The fourth proportional to 215,011.02, 322,405.02 and 96,581.19 is: 144,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,011.02 : 322,405.02 = 96,581.19 : x
  2. Step 2: Convert to fraction form
    215,011.02/322,405.02 = 96,581.19/x
  3. Step 3: Cross multiply
    215,011.02x = 322,405.02 × 96,581.19
  4. Step 4: Simplify right side
    215,011.02x = 31,138,260,493.57
  5. Step 5: Solve for x
    x = 31,138,260,493.57/215,011.02
  6. Step 6: Final answer
    x = 144,821.70

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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.