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Finding the Fourth Proportional to 180,337.92, 248,837.76 and 116,678.40

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Solution

The fourth proportional to 180,337.92, 248,837.76 and 116,678.40 is: 160,997.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,337.92 : 248,837.76 = 116,678.40 : x
  2. Step 2: Convert to fraction form
    180,337.92/248,837.76 = 116,678.40/x
  3. Step 3: Cross multiply
    180,337.92x = 248,837.76 × 116,678.40
  4. Step 4: Simplify right side
    180,337.92x = 29,033,991,696.38
  5. Step 5: Solve for x
    x = 29,033,991,696.38/180,337.92
  6. Step 6: Final answer
    x = 160,997.71

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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.