Home / 170,546.46-255,710.31-70,775.52

Finding the Fourth Proportional to 170,546.46, 255,710.31 and 70,775.52

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Solution

The fourth proportional to 170,546.46, 255,710.31 and 70,775.52 is: 106,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,546.46 : 255,710.31 = 70,775.52 : x
  2. Step 2: Convert to fraction form
    170,546.46/255,710.31 = 70,775.52/x
  3. Step 3: Cross multiply
    170,546.46x = 255,710.31 × 70,775.52
  4. Step 4: Simplify right side
    170,546.46x = 18,098,030,159.61
  5. Step 5: Solve for x
    x = 18,098,030,159.61/170,546.46
  6. Step 6: Final answer
    x = 106,117.89

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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.