Home / 170,488.05-255,722.85-52,159.38

Finding the Fourth Proportional to 170,488.05, 255,722.85 and 52,159.38

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Solution

The fourth proportional to 170,488.05, 255,722.85 and 52,159.38 is: 78,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,488.05 : 255,722.85 = 52,159.38 : x
  2. Step 2: Convert to fraction form
    170,488.05/255,722.85 = 52,159.38/x
  3. Step 3: Cross multiply
    170,488.05x = 255,722.85 × 52,159.38
  4. Step 4: Simplify right side
    170,488.05x = 13,338,345,307.83
  5. Step 5: Solve for x
    x = 13,338,345,307.83/170,488.05
  6. Step 6: Final answer
    x = 78,236.25

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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.