Home / 155,314.15-232,971.21-50,148.61

Finding the Fourth Proportional to 155,314.15, 232,971.21 and 50,148.61

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Solution

The fourth proportional to 155,314.15, 232,971.21 and 50,148.61 is: 75,222.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,314.15 : 232,971.21 = 50,148.61 : x
  2. Step 2: Convert to fraction form
    155,314.15/232,971.21 = 50,148.61/x
  3. Step 3: Cross multiply
    155,314.15x = 232,971.21 × 50,148.61
  4. Step 4: Simplify right side
    155,314.15x = 11,683,181,769.09
  5. Step 5: Solve for x
    x = 11,683,181,769.09/155,314.15
  6. Step 6: Final answer
    x = 75,222.91

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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.