Home / 170,207.11-255,348.58-51,887.67

Finding the Fourth Proportional to 170,207.11, 255,348.58 and 51,887.67

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Solution

The fourth proportional to 170,207.11, 255,348.58 and 51,887.67 is: 77,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,207.11 : 255,348.58 = 51,887.67 : x
  2. Step 2: Convert to fraction form
    170,207.11/255,348.58 = 51,887.67/x
  3. Step 3: Cross multiply
    170,207.11x = 255,348.58 × 51,887.67
  4. Step 4: Simplify right side
    170,207.11x = 13,249,442,854.01
  5. Step 5: Solve for x
    x = 13,249,442,854.01/170,207.11
  6. Step 6: Final answer
    x = 77,843.06

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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.