Home / 55,459.68-83,199.60-25,475.76

Finding the Fourth Proportional to 55,459.68, 83,199.60 and 25,475.76

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Solution

The fourth proportional to 55,459.68, 83,199.60 and 25,475.76 is: 38,218.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,459.68 : 83,199.60 = 25,475.76 : x
  2. Step 2: Convert to fraction form
    55,459.68/83,199.60 = 25,475.76/x
  3. Step 3: Cross multiply
    55,459.68x = 83,199.60 × 25,475.76
  4. Step 4: Simplify right side
    55,459.68x = 2,119,573,041.70
  5. Step 5: Solve for x
    x = 2,119,573,041.70/55,459.68
  6. Step 6: Final answer
    x = 38,218.27

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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.