Home / 268,432.22-402,353.06-110,574.56

Finding the Fourth Proportional to 268,432.22, 402,353.06 and 110,574.56

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Solution

The fourth proportional to 268,432.22, 402,353.06 and 110,574.56 is: 165,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,432.22 : 402,353.06 = 110,574.56 : x
  2. Step 2: Convert to fraction form
    268,432.22/402,353.06 = 110,574.56/x
  3. Step 3: Cross multiply
    268,432.22x = 402,353.06 × 110,574.56
  4. Step 4: Simplify right side
    268,432.22x = 44,490,010,009.52
  5. Step 5: Solve for x
    x = 44,490,010,009.52/268,432.22
  6. Step 6: Final answer
    x = 165,740.20

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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.