Home / 113,578.48-156,736.14-62,595.88

Finding the Fourth Proportional to 113,578.48, 156,736.14 and 62,595.88

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Solution

The fourth proportional to 113,578.48, 156,736.14 and 62,595.88 is: 86,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,578.48 : 156,736.14 = 62,595.88 : x
  2. Step 2: Convert to fraction form
    113,578.48/156,736.14 = 62,595.88/x
  3. Step 3: Cross multiply
    113,578.48x = 156,736.14 × 62,595.88
  4. Step 4: Simplify right side
    113,578.48x = 9,811,036,611.10
  5. Step 5: Solve for x
    x = 9,811,036,611.10/113,578.48
  6. Step 6: Final answer
    x = 86,381.12

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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.