Home / 170,171.16-255,256.68-45,508.92

Finding the Fourth Proportional to 170,171.16, 255,256.68 and 45,508.92

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Solution

The fourth proportional to 170,171.16, 255,256.68 and 45,508.92 is: 68,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,171.16 : 255,256.68 = 45,508.92 : x
  2. Step 2: Convert to fraction form
    170,171.16/255,256.68 = 45,508.92/x
  3. Step 3: Cross multiply
    170,171.16x = 255,256.68 × 45,508.92
  4. Step 4: Simplify right side
    170,171.16x = 11,616,455,829.59
  5. Step 5: Solve for x
    x = 11,616,455,829.59/170,171.16
  6. Step 6: Final answer
    x = 68,263.36

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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.