Home / 268,426.95-402,345.18-110,569.29

Finding the Fourth Proportional to 268,426.95, 402,345.18 and 110,569.29

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Solution

The fourth proportional to 268,426.95, 402,345.18 and 110,569.29 is: 165,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,426.95 : 402,345.18 = 110,569.29 : x
  2. Step 2: Convert to fraction form
    268,426.95/402,345.18 = 110,569.29/x
  3. Step 3: Cross multiply
    268,426.95x = 402,345.18 × 110,569.29
  4. Step 4: Simplify right side
    268,426.95x = 44,487,020,887.52
  5. Step 5: Solve for x
    x = 44,487,020,887.52/268,426.95
  6. Step 6: Final answer
    x = 165,732.32

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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.