Home / 170,666.25-255,989.78-52,337.26

Finding the Fourth Proportional to 170,666.25, 255,989.78 and 52,337.26

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Solution

The fourth proportional to 170,666.25, 255,989.78 and 52,337.26 is: 78,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,666.25 : 255,989.78 = 52,337.26 : x
  2. Step 2: Convert to fraction form
    170,666.25/255,989.78 = 52,337.26/x
  3. Step 3: Cross multiply
    170,666.25x = 255,989.78 × 52,337.26
  4. Step 4: Simplify right side
    170,666.25x = 13,397,803,673.20
  5. Step 5: Solve for x
    x = 13,397,803,673.20/170,666.25
  6. Step 6: Final answer
    x = 78,502.95

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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.