Home / 95,139.63-131,229.40-61,191.06

Finding the Fourth Proportional to 95,139.63, 131,229.40 and 61,191.06

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Solution

The fourth proportional to 95,139.63, 131,229.40 and 61,191.06 is: 84,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,139.63 : 131,229.40 = 61,191.06 : x
  2. Step 2: Convert to fraction form
    95,139.63/131,229.40 = 61,191.06/x
  3. Step 3: Cross multiply
    95,139.63x = 131,229.40 × 61,191.06
  4. Step 4: Simplify right side
    95,139.63x = 8,030,066,444.71
  5. Step 5: Solve for x
    x = 8,030,066,444.71/95,139.63
  6. Step 6: Final answer
    x = 84,402.96

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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.