Home / 136,312.20-204,766.38-97,121.16

Finding the Fourth Proportional to 136,312.20, 204,766.38 and 97,121.16

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Solution

The fourth proportional to 136,312.20, 204,766.38 and 97,121.16 is: 145,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,312.20 : 204,766.38 = 97,121.16 : x
  2. Step 2: Convert to fraction form
    136,312.20/204,766.38 = 97,121.16/x
  3. Step 3: Cross multiply
    136,312.20x = 204,766.38 × 97,121.16
  4. Step 4: Simplify right side
    136,312.20x = 19,887,148,354.60
  5. Step 5: Solve for x
    x = 19,887,148,354.60/136,312.20
  6. Step 6: Final answer
    x = 145,894.12

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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.