Home / 72,856.23-100,552.76-44,180.55

Finding the Fourth Proportional to 72,856.23, 100,552.76 and 44,180.55

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Solution

The fourth proportional to 72,856.23, 100,552.76 and 44,180.55 is: 60,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,856.23 : 100,552.76 = 44,180.55 : x
  2. Step 2: Convert to fraction form
    72,856.23/100,552.76 = 44,180.55/x
  3. Step 3: Cross multiply
    72,856.23x = 100,552.76 × 44,180.55
  4. Step 4: Simplify right side
    72,856.23x = 4,442,476,019.92
  5. Step 5: Solve for x
    x = 4,442,476,019.92/72,856.23
  6. Step 6: Final answer
    x = 60,975.93

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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.