Home / 88,282.48-121,832.23-47,998.96

Finding the Fourth Proportional to 88,282.48, 121,832.23 and 47,998.96

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Solution

The fourth proportional to 88,282.48, 121,832.23 and 47,998.96 is: 66,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,282.48 : 121,832.23 = 47,998.96 : x
  2. Step 2: Convert to fraction form
    88,282.48/121,832.23 = 47,998.96/x
  3. Step 3: Cross multiply
    88,282.48x = 121,832.23 × 47,998.96
  4. Step 4: Simplify right side
    88,282.48x = 5,847,820,334.48
  5. Step 5: Solve for x
    x = 5,847,820,334.48/88,282.48
  6. Step 6: Final answer
    x = 66,239.87

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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.