Home / 66,158.15-91,278.13-37,473.25

Finding the Fourth Proportional to 66,158.15, 91,278.13 and 37,473.25

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Solution

The fourth proportional to 66,158.15, 91,278.13 and 37,473.25 is: 51,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,158.15 : 91,278.13 = 37,473.25 : x
  2. Step 2: Convert to fraction form
    66,158.15/91,278.13 = 37,473.25/x
  3. Step 3: Cross multiply
    66,158.15x = 91,278.13 × 37,473.25
  4. Step 4: Simplify right side
    66,158.15x = 3,420,488,185.02
  5. Step 5: Solve for x
    x = 3,420,488,185.02/66,158.15
  6. Step 6: Final answer
    x = 51,701.69

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1.5x scale

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.