Home / 66,157.17-91,304.87-37,862.25

Finding the Fourth Proportional to 66,157.17, 91,304.87 and 37,862.25

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Solution

The fourth proportional to 66,157.17, 91,304.87 and 37,862.25 is: 52,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,157.17 : 91,304.87 = 37,862.25 : x
  2. Step 2: Convert to fraction form
    66,157.17/91,304.87 = 37,862.25/x
  3. Step 3: Cross multiply
    66,157.17x = 91,304.87 × 37,862.25
  4. Step 4: Simplify right side
    66,157.17x = 3,457,007,624.85
  5. Step 5: Solve for x
    x = 3,457,007,624.85/66,157.17
  6. Step 6: Final answer
    x = 52,254.47

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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.