Home / 113,739.79-156,961.44-62,753.14

Finding the Fourth Proportional to 113,739.79, 156,961.44 and 62,753.14

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Solution

The fourth proportional to 113,739.79, 156,961.44 and 62,753.14 is: 86,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,739.79 : 156,961.44 = 62,753.14 : x
  2. Step 2: Convert to fraction form
    113,739.79/156,961.44 = 62,753.14/x
  3. Step 3: Cross multiply
    113,739.79x = 156,961.44 × 62,753.14
  4. Step 4: Simplify right side
    113,739.79x = 9,849,823,218.92
  5. Step 5: Solve for x
    x = 9,849,823,218.92/113,739.79
  6. Step 6: Final answer
    x = 86,599.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.