Home / 195,005.70-292,508.55-135,908.10

Finding the Fourth Proportional to 195,005.70, 292,508.55 and 135,908.10

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Solution

The fourth proportional to 195,005.70, 292,508.55 and 135,908.10 is: 203,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,005.70 : 292,508.55 = 135,908.10 : x
  2. Step 2: Convert to fraction form
    195,005.70/292,508.55 = 135,908.10/x
  3. Step 3: Cross multiply
    195,005.70x = 292,508.55 × 135,908.10
  4. Step 4: Simplify right side
    195,005.70x = 39,754,281,264.26
  5. Step 5: Solve for x
    x = 39,754,281,264.26/195,005.70
  6. Step 6: Final answer
    x = 203,862.15

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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.