Home / 65,124.28-97,690.22-25,143.49

Finding the Fourth Proportional to 65,124.28, 97,690.22 and 25,143.49

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Solution

The fourth proportional to 65,124.28, 97,690.22 and 25,143.49 is: 37,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,124.28 : 97,690.22 = 25,143.49 : x
  2. Step 2: Convert to fraction form
    65,124.28/97,690.22 = 25,143.49/x
  3. Step 3: Cross multiply
    65,124.28x = 97,690.22 × 25,143.49
  4. Step 4: Simplify right side
    65,124.28x = 2,456,272,455.50
  5. Step 5: Solve for x
    x = 2,456,272,455.50/65,124.28
  6. Step 6: Final answer
    x = 37,716.70

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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.