Home / 88,280.86-121,829.99-47,997.33

Finding the Fourth Proportional to 88,280.86, 121,829.99 and 47,997.33

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Solution

The fourth proportional to 88,280.86, 121,829.99 and 47,997.33 is: 66,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,280.86 : 121,829.99 = 47,997.33 : x
  2. Step 2: Convert to fraction form
    88,280.86/121,829.99 = 47,997.33/x
  3. Step 3: Cross multiply
    88,280.86x = 121,829.99 × 47,997.33
  4. Step 4: Simplify right side
    88,280.86x = 5,847,514,233.93
  5. Step 5: Solve for x
    x = 5,847,514,233.93/88,280.86
  6. Step 6: Final answer
    x = 66,237.62

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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.