Home / 136,160.79-204,242.10-47,414.00

Finding the Fourth Proportional to 136,160.79, 204,242.10 and 47,414.00

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Solution

The fourth proportional to 136,160.79, 204,242.10 and 47,414.00 is: 71,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,160.79 : 204,242.10 = 47,414.00 : x
  2. Step 2: Convert to fraction form
    136,160.79/204,242.10 = 47,414.00/x
  3. Step 3: Cross multiply
    136,160.79x = 204,242.10 × 47,414.00
  4. Step 4: Simplify right side
    136,160.79x = 9,683,935,440.01
  5. Step 5: Solve for x
    x = 9,683,935,440.01/136,160.79
  6. Step 6: Final answer
    x = 71,121.32

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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.