Home / 88,590.15-122,250.20-50,348.70

Finding the Fourth Proportional to 88,590.15, 122,250.20 and 50,348.70

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Solution

The fourth proportional to 88,590.15, 122,250.20 and 50,348.70 is: 69,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,590.15 : 122,250.20 = 50,348.70 : x
  2. Step 2: Convert to fraction form
    88,590.15/122,250.20 = 50,348.70/x
  3. Step 3: Cross multiply
    88,590.15x = 122,250.20 × 50,348.70
  4. Step 4: Simplify right side
    88,590.15x = 6,155,138,393.00
  5. Step 5: Solve for x
    x = 6,155,138,393.00/88,590.15
  6. Step 6: Final answer
    x = 69,478.81

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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.