Home / 170,152.47-255,209.27-45,503.19

Finding the Fourth Proportional to 170,152.47, 255,209.27 and 45,503.19

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Solution

The fourth proportional to 170,152.47, 255,209.27 and 45,503.19 is: 68,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,152.47 : 255,209.27 = 45,503.19 : x
  2. Step 2: Convert to fraction form
    170,152.47/255,209.27 = 45,503.19/x
  3. Step 3: Cross multiply
    170,152.47x = 255,209.27 × 45,503.19
  4. Step 4: Simplify right side
    170,152.47x = 11,612,835,675.06
  5. Step 5: Solve for x
    x = 11,612,835,675.06/170,152.47
  6. Step 6: Final answer
    x = 68,249.59

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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.