Home / 268,424.81-402,341.96-110,567.15

Finding the Fourth Proportional to 268,424.81, 402,341.96 and 110,567.15

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Solution

The fourth proportional to 268,424.81, 402,341.96 and 110,567.15 is: 165,729.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,424.81 : 402,341.96 = 110,567.15 : x
  2. Step 2: Convert to fraction form
    268,424.81/402,341.96 = 110,567.15/x
  3. Step 3: Cross multiply
    268,424.81x = 402,341.96 × 110,567.15
  4. Step 4: Simplify right side
    268,424.81x = 44,485,801,278.07
  5. Step 5: Solve for x
    x = 44,485,801,278.07/268,424.81
  6. Step 6: Final answer
    x = 165,729.10

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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.