Home / 170,454.40-255,681.55-52,125.73

Finding the Fourth Proportional to 170,454.40, 255,681.55 and 52,125.73

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Solution

The fourth proportional to 170,454.40, 255,681.55 and 52,125.73 is: 78,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,454.40 : 255,681.55 = 52,125.73 : x
  2. Step 2: Convert to fraction form
    170,454.40/255,681.55 = 52,125.73/x
  3. Step 3: Cross multiply
    170,454.40x = 255,681.55 × 52,125.73
  4. Step 4: Simplify right side
    170,454.40x = 13,327,587,441.28
  5. Step 5: Solve for x
    x = 13,327,587,441.28/170,454.40
  6. Step 6: Final answer
    x = 78,188.58

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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.