Home / 178,938.52-246,959.08-115,460.84

Finding the Fourth Proportional to 178,938.52, 246,959.08 and 115,460.84

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Solution

The fourth proportional to 178,938.52, 246,959.08 and 115,460.84 is: 159,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,938.52 : 246,959.08 = 115,460.84 : x
  2. Step 2: Convert to fraction form
    178,938.52/246,959.08 = 115,460.84/x
  3. Step 3: Cross multiply
    178,938.52x = 246,959.08 × 115,460.84
  4. Step 4: Simplify right side
    178,938.52x = 28,514,103,151.17
  5. Step 5: Solve for x
    x = 28,514,103,151.17/178,938.52
  6. Step 6: Final answer
    x = 159,351.40

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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.