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Finding the Fourth Proportional to 110,091.85, 151,925.89 and 59,790.85

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Solution

The fourth proportional to 110,091.85, 151,925.89 and 59,790.85 is: 82,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,091.85 : 151,925.89 = 59,790.85 : x
  2. Step 2: Convert to fraction form
    110,091.85/151,925.89 = 59,790.85/x
  3. Step 3: Cross multiply
    110,091.85x = 151,925.89 × 59,790.85
  4. Step 4: Simplify right side
    110,091.85x = 9,083,778,100.11
  5. Step 5: Solve for x
    x = 9,083,778,100.11/110,091.85
  6. Step 6: Final answer
    x = 82,510.90

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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.