Home / 178,943.52-246,965.98-115,465.84

Finding the Fourth Proportional to 178,943.52, 246,965.98 and 115,465.84

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Solution

The fourth proportional to 178,943.52, 246,965.98 and 115,465.84 is: 159,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,943.52 : 246,965.98 = 115,465.84 : x
  2. Step 2: Convert to fraction form
    178,943.52/246,965.98 = 115,465.84/x
  3. Step 3: Cross multiply
    178,943.52x = 246,965.98 × 115,465.84
  4. Step 4: Simplify right side
    178,943.52x = 28,516,134,332.12
  5. Step 5: Solve for x
    x = 28,516,134,332.12/178,943.52
  6. Step 6: Final answer
    x = 159,358.30

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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.