Home / 104,352.12-156,230.10-97,731.18

Finding the Fourth Proportional to 104,352.12, 156,230.10 and 97,731.18

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Solution

The fourth proportional to 104,352.12, 156,230.10 and 97,731.18 is: 146,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,352.12 : 156,230.10 = 97,731.18 : x
  2. Step 2: Convert to fraction form
    104,352.12/156,230.10 = 97,731.18/x
  3. Step 3: Cross multiply
    104,352.12x = 156,230.10 × 97,731.18
  4. Step 4: Simplify right side
    104,352.12x = 15,268,552,024.52
  5. Step 5: Solve for x
    x = 15,268,552,024.52/104,352.12
  6. Step 6: Final answer
    x = 146,317.60

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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.