Home / 218,652.02-328,073.33-76,599.20

Finding the Fourth Proportional to 218,652.02, 328,073.33 and 76,599.20

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Solution

The fourth proportional to 218,652.02, 328,073.33 and 76,599.20 is: 114,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,652.02 : 328,073.33 = 76,599.20 : x
  2. Step 2: Convert to fraction form
    218,652.02/328,073.33 = 76,599.20/x
  3. Step 3: Cross multiply
    218,652.02x = 328,073.33 × 76,599.20
  4. Step 4: Simplify right side
    218,652.02x = 25,130,152,595.97
  5. Step 5: Solve for x
    x = 25,130,152,595.97/218,652.02
  6. Step 6: Final answer
    x = 114,932.18

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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.