Home / 170,747.12-235,548.60-107,061.68

Finding the Fourth Proportional to 170,747.12, 235,548.60 and 107,061.68

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Solution

The fourth proportional to 170,747.12, 235,548.60 and 107,061.68 is: 147,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,747.12 : 235,548.60 = 107,061.68 : x
  2. Step 2: Convert to fraction form
    170,747.12/235,548.60 = 107,061.68/x
  3. Step 3: Cross multiply
    170,747.12x = 235,548.60 × 107,061.68
  4. Step 4: Simplify right side
    170,747.12x = 25,218,228,837.65
  5. Step 5: Solve for x
    x = 25,218,228,837.65/170,747.12
  6. Step 6: Final answer
    x = 147,693.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.