Home / 170,947.48-256,432.16-65,766.46

Finding the Fourth Proportional to 170,947.48, 256,432.16 and 65,766.46

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Solution

The fourth proportional to 170,947.48, 256,432.16 and 65,766.46 is: 98,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,947.48 : 256,432.16 = 65,766.46 : x
  2. Step 2: Convert to fraction form
    170,947.48/256,432.16 = 65,766.46/x
  3. Step 3: Cross multiply
    170,947.48x = 256,432.16 × 65,766.46
  4. Step 4: Simplify right side
    170,947.48x = 16,864,635,393.35
  5. Step 5: Solve for x
    x = 16,864,635,393.35/170,947.48
  6. Step 6: Final answer
    x = 98,653.90

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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.