Home / 87,852.32-121,236.22-47,566.08

Finding the Fourth Proportional to 87,852.32, 121,236.22 and 47,566.08

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Solution

The fourth proportional to 87,852.32, 121,236.22 and 47,566.08 is: 65,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,852.32 : 121,236.22 = 47,566.08 : x
  2. Step 2: Convert to fraction form
    87,852.32/121,236.22 = 47,566.08/x
  3. Step 3: Cross multiply
    87,852.32x = 121,236.22 × 47,566.08
  4. Step 4: Simplify right side
    87,852.32x = 5,766,731,739.42
  5. Step 5: Solve for x
    x = 5,766,731,739.42/87,852.32
  6. Step 6: Final answer
    x = 65,641.20

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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.