Home / 43,656.22-65,117.08-42,344.38

Finding the Fourth Proportional to 43,656.22, 65,117.08 and 42,344.38

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Solution

The fourth proportional to 43,656.22, 65,117.08 and 42,344.38 is: 63,160.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,656.22 : 65,117.08 = 42,344.38 : x
  2. Step 2: Convert to fraction form
    43,656.22/65,117.08 = 42,344.38/x
  3. Step 3: Cross multiply
    43,656.22x = 65,117.08 × 42,344.38
  4. Step 4: Simplify right side
    43,656.22x = 2,757,342,380.01
  5. Step 5: Solve for x
    x = 2,757,342,380.01/43,656.22
  6. Step 6: Final answer
    x = 63,160.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.