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Finding the Fourth Proportional to 174,281.70, 260,766.45 and 115,232.70

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Solution

The fourth proportional to 174,281.70, 260,766.45 and 115,232.70 is: 172,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,281.70 : 260,766.45 = 115,232.70 : x
  2. Step 2: Convert to fraction form
    174,281.70/260,766.45 = 115,232.70/x
  3. Step 3: Cross multiply
    174,281.70x = 260,766.45 × 115,232.70
  4. Step 4: Simplify right side
    174,281.70x = 30,048,822,102.92
  5. Step 5: Solve for x
    x = 30,048,822,102.92/174,281.70
  6. Step 6: Final answer
    x = 172,415.25

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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.