Home / 155,278.08-232,755.56-105,362.64

Finding the Fourth Proportional to 155,278.08, 232,755.56 and 105,362.64

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Solution

The fourth proportional to 155,278.08, 232,755.56 and 105,362.64 is: 157,934.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,278.08 : 232,755.56 = 105,362.64 : x
  2. Step 2: Convert to fraction form
    155,278.08/232,755.56 = 105,362.64/x
  3. Step 3: Cross multiply
    155,278.08x = 232,755.56 × 105,362.64
  4. Step 4: Simplify right side
    155,278.08x = 24,523,740,276.28
  5. Step 5: Solve for x
    x = 24,523,740,276.28/155,278.08
  6. Step 6: Final answer
    x = 157,934.33

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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.