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Finding the Fourth Proportional to 60,432.54, 83,392.68 and 34,918.90

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Solution

The fourth proportional to 60,432.54, 83,392.68 and 34,918.90 is: 48,185.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,432.54 : 83,392.68 = 34,918.90 : x
  2. Step 2: Convert to fraction form
    60,432.54/83,392.68 = 34,918.90/x
  3. Step 3: Cross multiply
    60,432.54x = 83,392.68 × 34,918.90
  4. Step 4: Simplify right side
    60,432.54x = 2,911,980,653.65
  5. Step 5: Solve for x
    x = 2,911,980,653.65/60,432.54
  6. Step 6: Final answer
    x = 48,185.64

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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.