Home / 94,062.33-129,610.94-87,559.65

Finding the Fourth Proportional to 94,062.33, 129,610.94 and 87,559.65

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Solution

The fourth proportional to 94,062.33, 129,610.94 and 87,559.65 is: 120,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,062.33 : 129,610.94 = 87,559.65 : x
  2. Step 2: Convert to fraction form
    94,062.33/129,610.94 = 87,559.65/x
  3. Step 3: Cross multiply
    94,062.33x = 129,610.94 × 87,559.65
  4. Step 4: Simplify right side
    94,062.33x = 11,348,688,104.77
  5. Step 5: Solve for x
    x = 11,348,688,104.77/94,062.33
  6. Step 6: Final answer
    x = 120,650.72

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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.