Home / 220,084.02-329,999.42-117,374.65

Finding the Fourth Proportional to 220,084.02, 329,999.42 and 117,374.65

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Solution

The fourth proportional to 220,084.02, 329,999.42 and 117,374.65 is: 175,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,084.02 : 329,999.42 = 117,374.65 : x
  2. Step 2: Convert to fraction form
    220,084.02/329,999.42 = 117,374.65/x
  3. Step 3: Cross multiply
    220,084.02x = 329,999.42 × 117,374.65
  4. Step 4: Simplify right side
    220,084.02x = 38,733,565,891.14
  5. Step 5: Solve for x
    x = 38,733,565,891.14/220,084.02
  6. Step 6: Final answer
    x = 175,994.45

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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.