Home / 60,657.12-90,981.18-23,220.54

Finding the Fourth Proportional to 60,657.12, 90,981.18 and 23,220.54

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Solution

The fourth proportional to 60,657.12, 90,981.18 and 23,220.54 is: 34,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657.12 : 90,981.18 = 23,220.54 : x
  2. Step 2: Convert to fraction form
    60,657.12/90,981.18 = 23,220.54/x
  3. Step 3: Cross multiply
    60,657.12x = 90,981.18 × 23,220.54
  4. Step 4: Simplify right side
    60,657.12x = 2,112,632,129.44
  5. Step 5: Solve for x
    x = 2,112,632,129.44/60,657.12
  6. Step 6: Final answer
    x = 34,829.09

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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.