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Finding the Fourth Proportional to 61,441.80, 92,162.08 and 28,152.42

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Solution

The fourth proportional to 61,441.80, 92,162.08 and 28,152.42 is: 42,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,441.80 : 92,162.08 = 28,152.42 : x
  2. Step 2: Convert to fraction form
    61,441.80/92,162.08 = 28,152.42/x
  3. Step 3: Cross multiply
    61,441.80x = 92,162.08 × 28,152.42
  4. Step 4: Simplify right side
    61,441.80x = 2,594,585,584.23
  5. Step 5: Solve for x
    x = 2,594,585,584.23/61,441.80
  6. Step 6: Final answer
    x = 42,228.35

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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.