Home / 175,338.79-242,055.52-115,001.89

Finding the Fourth Proportional to 175,338.79, 242,055.52 and 115,001.89

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Solution

The fourth proportional to 175,338.79, 242,055.52 and 115,001.89 is: 158,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,338.79 : 242,055.52 = 115,001.89 : x
  2. Step 2: Convert to fraction form
    175,338.79/242,055.52 = 115,001.89/x
  3. Step 3: Cross multiply
    175,338.79x = 242,055.52 × 115,001.89
  4. Step 4: Simplify right side
    175,338.79x = 27,836,841,392.29
  5. Step 5: Solve for x
    x = 27,836,841,392.29/175,338.79
  6. Step 6: Final answer
    x = 158,760.32

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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.