Home / 61,995.54-85,589.01-47,432.35

Finding the Fourth Proportional to 61,995.54, 85,589.01 and 47,432.35

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Solution

The fourth proportional to 61,995.54, 85,589.01 and 47,432.35 is: 65,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,995.54 : 85,589.01 = 47,432.35 : x
  2. Step 2: Convert to fraction form
    61,995.54/85,589.01 = 47,432.35/x
  3. Step 3: Cross multiply
    61,995.54x = 85,589.01 × 47,432.35
  4. Step 4: Simplify right side
    61,995.54x = 4,059,687,878.47
  5. Step 5: Solve for x
    x = 4,059,687,878.47/61,995.54
  6. Step 6: Final answer
    x = 65,483.55

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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.