Home / 268,427.45-402,345.93-110,569.79

Finding the Fourth Proportional to 268,427.45, 402,345.93 and 110,569.79

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Solution

The fourth proportional to 268,427.45, 402,345.93 and 110,569.79 is: 165,733.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,427.45 : 402,345.93 = 110,569.79 : x
  2. Step 2: Convert to fraction form
    268,427.45/402,345.93 = 110,569.79/x
  3. Step 3: Cross multiply
    268,427.45x = 402,345.93 × 110,569.79
  4. Step 4: Simplify right side
    268,427.45x = 44,487,304,987.45
  5. Step 5: Solve for x
    x = 44,487,304,987.45/268,427.45
  6. Step 6: Final answer
    x = 165,733.07

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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.