Home / 113,518.06-156,656.03-62,531.02

Finding the Fourth Proportional to 113,518.06, 156,656.03 and 62,531.02

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Solution

The fourth proportional to 113,518.06, 156,656.03 and 62,531.02 is: 86,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,518.06 : 156,656.03 = 62,531.02 : x
  2. Step 2: Convert to fraction form
    113,518.06/156,656.03 = 62,531.02/x
  3. Step 3: Cross multiply
    113,518.06x = 156,656.03 × 62,531.02
  4. Step 4: Simplify right side
    113,518.06x = 9,795,861,228.22
  5. Step 5: Solve for x
    x = 9,795,861,228.22/113,518.06
  6. Step 6: Final answer
    x = 86,293.42

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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.