Home / 95,065.43-131,071.20-61,013.84

Finding the Fourth Proportional to 95,065.43, 131,071.20 and 61,013.84

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Solution

The fourth proportional to 95,065.43, 131,071.20 and 61,013.84 is: 84,122.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,065.43 : 131,071.20 = 61,013.84 : x
  2. Step 2: Convert to fraction form
    95,065.43/131,071.20 = 61,013.84/x
  3. Step 3: Cross multiply
    95,065.43x = 131,071.20 × 61,013.84
  4. Step 4: Simplify right side
    95,065.43x = 7,997,157,225.41
  5. Step 5: Solve for x
    x = 7,997,157,225.41/95,065.43
  6. Step 6: Final answer
    x = 84,122.66

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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.