Home / 65,941.74-90,999.27-35,726.85

Finding the Fourth Proportional to 65,941.74, 90,999.27 and 35,726.85

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Solution

The fourth proportional to 65,941.74, 90,999.27 and 35,726.85 is: 49,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,941.74 : 90,999.27 = 35,726.85 : x
  2. Step 2: Convert to fraction form
    65,941.74/90,999.27 = 35,726.85/x
  3. Step 3: Cross multiply
    65,941.74x = 90,999.27 × 35,726.85
  4. Step 4: Simplify right side
    65,941.74x = 3,251,117,269.40
  5. Step 5: Solve for x
    x = 3,251,117,269.40/65,941.74
  6. Step 6: Final answer
    x = 49,302.87

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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.