Home / 88,957.32-133,403.62-29,778.92

Finding the Fourth Proportional to 88,957.32, 133,403.62 and 29,778.92

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Solution

The fourth proportional to 88,957.32, 133,403.62 and 29,778.92 is: 44,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,957.32 : 133,403.62 = 29,778.92 : x
  2. Step 2: Convert to fraction form
    88,957.32/133,403.62 = 29,778.92/x
  3. Step 3: Cross multiply
    88,957.32x = 133,403.62 × 29,778.92
  4. Step 4: Simplify right side
    88,957.32x = 3,972,615,727.69
  5. Step 5: Solve for x
    x = 3,972,615,727.69/88,957.32
  6. Step 6: Final answer
    x = 44,657.55

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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.