Home / 88,228.10-121,755.52-47,941.87

Finding the Fourth Proportional to 88,228.10, 121,755.52 and 47,941.87

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Solution

The fourth proportional to 88,228.10, 121,755.52 and 47,941.87 is: 66,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,228.10 : 121,755.52 = 47,941.87 : x
  2. Step 2: Convert to fraction form
    88,228.10/121,755.52 = 47,941.87/x
  3. Step 3: Cross multiply
    88,228.10x = 121,755.52 × 47,941.87
  4. Step 4: Simplify right side
    88,228.10x = 5,837,186,702.84
  5. Step 5: Solve for x
    x = 5,837,186,702.84/88,228.10
  6. Step 6: Final answer
    x = 66,160.18

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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.