Home / 179,724.79-269,643.13-53,365.70

Finding the Fourth Proportional to 179,724.79, 269,643.13 and 53,365.70

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Solution

The fourth proportional to 179,724.79, 269,643.13 and 53,365.70 is: 80,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,724.79 : 269,643.13 = 53,365.70 : x
  2. Step 2: Convert to fraction form
    179,724.79/269,643.13 = 53,365.70/x
  3. Step 3: Cross multiply
    179,724.79x = 269,643.13 × 53,365.70
  4. Step 4: Simplify right side
    179,724.79x = 14,389,692,901.01
  5. Step 5: Solve for x
    x = 14,389,692,901.01/179,724.79
  6. Step 6: Final answer
    x = 80,065.15

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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.