Home / 136,032.30-204,048.45-134,720.10

Finding the Fourth Proportional to 136,032.30, 204,048.45 and 134,720.10

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Solution

The fourth proportional to 136,032.30, 204,048.45 and 134,720.10 is: 202,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,032.30 : 204,048.45 = 134,720.10 : x
  2. Step 2: Convert to fraction form
    136,032.30/204,048.45 = 134,720.10/x
  3. Step 3: Cross multiply
    136,032.30x = 204,048.45 × 134,720.10
  4. Step 4: Simplify right side
    136,032.30x = 27,489,427,588.85
  5. Step 5: Solve for x
    x = 27,489,427,588.85/136,032.30
  6. Step 6: Final answer
    x = 202,080.15

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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.