Home / 43,512.47-65,167.49-42,315.24

Finding the Fourth Proportional to 43,512.47, 65,167.49 and 42,315.24

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Solution

The fourth proportional to 43,512.47, 65,167.49 and 42,315.24 is: 63,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,512.47 : 65,167.49 = 42,315.24 : x
  2. Step 2: Convert to fraction form
    43,512.47/65,167.49 = 42,315.24/x
  3. Step 3: Cross multiply
    43,512.47x = 65,167.49 × 42,315.24
  4. Step 4: Simplify right side
    43,512.47x = 2,757,578,270.21
  5. Step 5: Solve for x
    x = 2,757,578,270.21/43,512.47
  6. Step 6: Final answer
    x = 63,374.44

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1.5x scale

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.