Home / 179,046.80-268,528.40-79,152.56

Finding the Fourth Proportional to 179,046.80, 268,528.40 and 79,152.56

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Solution

The fourth proportional to 179,046.80, 268,528.40 and 79,152.56 is: 118,710.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,046.80 : 268,528.40 = 79,152.56 : x
  2. Step 2: Convert to fraction form
    179,046.80/268,528.40 = 79,152.56/x
  3. Step 3: Cross multiply
    179,046.80x = 268,528.40 × 79,152.56
  4. Step 4: Simplify right side
    179,046.80x = 21,254,710,292.70
  5. Step 5: Solve for x
    x = 21,254,710,292.70/179,046.80
  6. Step 6: Final answer
    x = 118,710.36

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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.