Home / 175,976.47-242,718.52-115,525.06

Finding the Fourth Proportional to 175,976.47, 242,718.52 and 115,525.06

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Solution

The fourth proportional to 175,976.47, 242,718.52 and 115,525.06 is: 159,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,976.47 : 242,718.52 = 115,525.06 : x
  2. Step 2: Convert to fraction form
    175,976.47/242,718.52 = 115,525.06/x
  3. Step 3: Cross multiply
    175,976.47x = 242,718.52 × 115,525.06
  4. Step 4: Simplify right side
    175,976.47x = 28,040,071,586.11
  5. Step 5: Solve for x
    x = 28,040,071,586.11/175,976.47
  6. Step 6: Final answer
    x = 159,339.89

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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.