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Finding the Fourth Proportional to 174,752.80, 262,129.20 and 96,020.80

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Solution

The fourth proportional to 174,752.80, 262,129.20 and 96,020.80 is: 144,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,752.80 : 262,129.20 = 96,020.80 : x
  2. Step 2: Convert to fraction form
    174,752.80/262,129.20 = 96,020.80/x
  3. Step 3: Cross multiply
    174,752.80x = 262,129.20 × 96,020.80
  4. Step 4: Simplify right side
    174,752.80x = 25,169,855,487.36
  5. Step 5: Solve for x
    x = 25,169,855,487.36/174,752.80
  6. Step 6: Final answer
    x = 144,031.20

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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.