Home / 293,084.20-439,618.06-93,416.55

Finding the Fourth Proportional to 293,084.20, 439,618.06 and 93,416.55

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Solution

The fourth proportional to 293,084.20, 439,618.06 and 93,416.55 is: 140,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,084.20 : 439,618.06 = 93,416.55 : x
  2. Step 2: Convert to fraction form
    293,084.20/439,618.06 = 93,416.55/x
  3. Step 3: Cross multiply
    293,084.20x = 439,618.06 × 93,416.55
  4. Step 4: Simplify right side
    293,084.20x = 41,067,602,482.89
  5. Step 5: Solve for x
    x = 41,067,602,482.89/293,084.20
  6. Step 6: Final answer
    x = 140,122.20

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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.