Home / 170,570.57-255,765.38-52,210.13

Finding the Fourth Proportional to 170,570.57, 255,765.38 and 52,210.13

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Solution

The fourth proportional to 170,570.57, 255,765.38 and 52,210.13 is: 78,287.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,570.57 : 255,765.38 = 52,210.13 : x
  2. Step 2: Convert to fraction form
    170,570.57/255,765.38 = 52,210.13/x
  3. Step 3: Cross multiply
    170,570.57x = 255,765.38 × 52,210.13
  4. Step 4: Simplify right side
    170,570.57x = 13,353,542,199.42
  5. Step 5: Solve for x
    x = 13,353,542,199.42/170,570.57
  6. Step 6: Final answer
    x = 78,287.49

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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.