Home / 176,590.72-243,733.28-108,665.44

Finding the Fourth Proportional to 176,590.72, 243,733.28 and 108,665.44

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Solution

The fourth proportional to 176,590.72, 243,733.28 and 108,665.44 is: 149,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,590.72 : 243,733.28 = 108,665.44 : x
  2. Step 2: Convert to fraction form
    176,590.72/243,733.28 = 108,665.44/x
  3. Step 3: Cross multiply
    176,590.72x = 243,733.28 × 108,665.44
  4. Step 4: Simplify right side
    176,590.72x = 26,485,384,113.84
  5. Step 5: Solve for x
    x = 26,485,384,113.84/176,590.72
  6. Step 6: Final answer
    x = 149,981.74

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1.5x scale

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.