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Finding the Fourth Proportional to 170,024.80, 255,037.20 and 159,527.20

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Solution

The fourth proportional to 170,024.80, 255,037.20 and 159,527.20 is: 239,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,024.80 : 255,037.20 = 159,527.20 : x
  2. Step 2: Convert to fraction form
    170,024.80/255,037.20 = 159,527.20/x
  3. Step 3: Cross multiply
    170,024.80x = 255,037.20 × 159,527.20
  4. Step 4: Simplify right side
    170,024.80x = 40,685,370,411.84
  5. Step 5: Solve for x
    x = 40,685,370,411.84/170,024.80
  6. Step 6: Final answer
    x = 239,290.80

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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.