Home / 155,490.59-233,237.19-43,179.55

Finding the Fourth Proportional to 155,490.59, 233,237.19 and 43,179.55

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Solution

The fourth proportional to 155,490.59, 233,237.19 and 43,179.55 is: 64,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,490.59 : 233,237.19 = 43,179.55 : x
  2. Step 2: Convert to fraction form
    155,490.59/233,237.19 = 43,179.55/x
  3. Step 3: Cross multiply
    155,490.59x = 233,237.19 × 43,179.55
  4. Step 4: Simplify right side
    155,490.59x = 10,071,077,555.37
  5. Step 5: Solve for x
    x = 10,071,077,555.37/155,490.59
  6. Step 6: Final answer
    x = 64,769.69

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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.