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Finding the Fourth Proportional to 174,252.80, 261,033.60 and 103,923.20

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Solution

The fourth proportional to 174,252.80, 261,033.60 and 103,923.20 is: 155,678.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,252.80 : 261,033.60 = 103,923.20 : x
  2. Step 2: Convert to fraction form
    174,252.80/261,033.60 = 103,923.20/x
  3. Step 3: Cross multiply
    174,252.80x = 261,033.60 × 103,923.20
  4. Step 4: Simplify right side
    174,252.80x = 27,127,447,019.52
  5. Step 5: Solve for x
    x = 27,127,447,019.52/174,252.80
  6. Step 6: Final answer
    x = 155,678.69

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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.