Home / 170,667.90-255,857.24-70,765.74

Finding the Fourth Proportional to 170,667.90, 255,857.24 and 70,765.74

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Solution

The fourth proportional to 170,667.90, 255,857.24 and 70,765.74 is: 106,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,667.90 : 255,857.24 = 70,765.74 : x
  2. Step 2: Convert to fraction form
    170,667.90/255,857.24 = 70,765.74/x
  3. Step 3: Cross multiply
    170,667.90x = 255,857.24 × 70,765.74
  4. Step 4: Simplify right side
    170,667.90x = 18,105,926,569.13
  5. Step 5: Solve for x
    x = 18,105,926,569.13/170,667.90
  6. Step 6: Final answer
    x = 106,088.65

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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.