Home / 129,237.60-193,777.02-50,259.81

Finding the Fourth Proportional to 129,237.60, 193,777.02 and 50,259.81

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Solution

The fourth proportional to 129,237.60, 193,777.02 and 50,259.81 is: 75,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,237.60 : 193,777.02 = 50,259.81 : x
  2. Step 2: Convert to fraction form
    129,237.60/193,777.02 = 50,259.81/x
  3. Step 3: Cross multiply
    129,237.60x = 193,777.02 × 50,259.81
  4. Step 4: Simplify right side
    129,237.60x = 9,739,196,207.57
  5. Step 5: Solve for x
    x = 9,739,196,207.57/129,237.60
  6. Step 6: Final answer
    x = 75,358.84

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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.