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Finding the Fourth Proportional to 95,241.80, 131,435.28 and 52,220.40

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Solution

The fourth proportional to 95,241.80, 131,435.28 and 52,220.40 is: 72,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,241.80 : 131,435.28 = 52,220.40 : x
  2. Step 2: Convert to fraction form
    95,241.80/131,435.28 = 52,220.40/x
  3. Step 3: Cross multiply
    95,241.80x = 131,435.28 × 52,220.40
  4. Step 4: Simplify right side
    95,241.80x = 6,863,602,895.71
  5. Step 5: Solve for x
    x = 6,863,602,895.71/95,241.80
  6. Step 6: Final answer
    x = 72,065.03

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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.