Home / 136,762.38-205,077.87-64,655.24

Finding the Fourth Proportional to 136,762.38, 205,077.87 and 64,655.24

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Solution

The fourth proportional to 136,762.38, 205,077.87 and 64,655.24 is: 96,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,762.38 : 205,077.87 = 64,655.24 : x
  2. Step 2: Convert to fraction form
    136,762.38/205,077.87 = 64,655.24/x
  3. Step 3: Cross multiply
    136,762.38x = 205,077.87 × 64,655.24
  4. Step 4: Simplify right side
    136,762.38x = 13,259,357,878.15
  5. Step 5: Solve for x
    x = 13,259,357,878.15/136,762.38
  6. Step 6: Final answer
    x = 96,951.79

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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.