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Finding the Fourth Proportional to 174,013.54, 260,979.51 and 98,144.92

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Solution

The fourth proportional to 174,013.54, 260,979.51 and 98,144.92 is: 147,194.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,013.54 : 260,979.51 = 98,144.92 : x
  2. Step 2: Convert to fraction form
    174,013.54/260,979.51 = 98,144.92/x
  3. Step 3: Cross multiply
    174,013.54x = 260,979.51 × 98,144.92
  4. Step 4: Simplify right side
    174,013.54x = 25,613,813,130.59
  5. Step 5: Solve for x
    x = 25,613,813,130.59/174,013.54
  6. Step 6: Final answer
    x = 147,194.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.