Home / 95,540.60-143,291.76-90,798.45

Finding the Fourth Proportional to 95,540.60, 143,291.76 and 90,798.45

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Solution

The fourth proportional to 95,540.60, 143,291.76 and 90,798.45 is: 136,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,540.60 : 143,291.76 = 90,798.45 : x
  2. Step 2: Convert to fraction form
    95,540.60/143,291.76 = 90,798.45/x
  3. Step 3: Cross multiply
    95,540.60x = 143,291.76 × 90,798.45
  4. Step 4: Simplify right side
    95,540.60x = 13,010,669,705.77
  5. Step 5: Solve for x
    x = 13,010,669,705.77/95,540.60
  6. Step 6: Final answer
    x = 136,179.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.