Home / 66,110.85-91,244.70-37,432.17

Finding the Fourth Proportional to 66,110.85, 91,244.70 and 37,432.17

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Solution

The fourth proportional to 66,110.85, 91,244.70 and 37,432.17 is: 51,663.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,110.85 : 91,244.70 = 37,432.17 : x
  2. Step 2: Convert to fraction form
    66,110.85/91,244.70 = 37,432.17/x
  3. Step 3: Cross multiply
    66,110.85x = 91,244.70 × 37,432.17
  4. Step 4: Simplify right side
    66,110.85x = 3,415,487,122.00
  5. Step 5: Solve for x
    x = 3,415,487,122.00/66,110.85
  6. Step 6: Final answer
    x = 51,663.03

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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.