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Finding the Fourth Proportional to 60,914.56, 91,348.80 and 25,870.72

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Solution

The fourth proportional to 60,914.56, 91,348.80 and 25,870.72 is: 38,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,914.56 : 91,348.80 = 25,870.72 : x
  2. Step 2: Convert to fraction form
    60,914.56/91,348.80 = 25,870.72/x
  3. Step 3: Cross multiply
    60,914.56x = 91,348.80 × 25,870.72
  4. Step 4: Simplify right side
    60,914.56x = 2,363,259,227.14
  5. Step 5: Solve for x
    x = 2,363,259,227.14/60,914.56
  6. Step 6: Final answer
    x = 38,796.29

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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.