Home / 88,311.47-121,873.05-50,593.01

Finding the Fourth Proportional to 88,311.47, 121,873.05 and 50,593.01

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Solution

The fourth proportional to 88,311.47, 121,873.05 and 50,593.01 is: 69,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,311.47 : 121,873.05 = 50,593.01 : x
  2. Step 2: Convert to fraction form
    88,311.47/121,873.05 = 50,593.01/x
  3. Step 3: Cross multiply
    88,311.47x = 121,873.05 × 50,593.01
  4. Step 4: Simplify right side
    88,311.47x = 6,165,924,489.10
  5. Step 5: Solve for x
    x = 6,165,924,489.10/88,311.47
  6. Step 6: Final answer
    x = 69,820.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.