Home / 155,359.06-232,877.07-105,443.22

Finding the Fourth Proportional to 155,359.06, 232,877.07 and 105,443.22

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Solution

The fourth proportional to 155,359.06, 232,877.07 and 105,443.22 is: 158,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,359.06 : 232,877.07 = 105,443.22 : x
  2. Step 2: Convert to fraction form
    155,359.06/232,877.07 = 105,443.22/x
  3. Step 3: Cross multiply
    155,359.06x = 232,877.07 × 105,443.22
  4. Step 4: Simplify right side
    155,359.06x = 24,555,308,124.97
  5. Step 5: Solve for x
    x = 24,555,308,124.97/155,359.06
  6. Step 6: Final answer
    x = 158,055.21

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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.