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Finding the Fourth Proportional to 62,482.59, 86,228.15 and 34,190.91

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Solution

The fourth proportional to 62,482.59, 86,228.15 and 34,190.91 is: 47,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,482.59 : 86,228.15 = 34,190.91 : x
  2. Step 2: Convert to fraction form
    62,482.59/86,228.15 = 34,190.91/x
  3. Step 3: Cross multiply
    62,482.59x = 86,228.15 × 34,190.91
  4. Step 4: Simplify right side
    62,482.59x = 2,948,218,745.16
  5. Step 5: Solve for x
    x = 2,948,218,745.16/62,482.59
  6. Step 6: Final answer
    x = 47,184.64

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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.