Home / 53,479.38-79,894.05-34,605.66

Finding the Fourth Proportional to 53,479.38, 79,894.05 and 34,605.66

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Solution

The fourth proportional to 53,479.38, 79,894.05 and 34,605.66 is: 51,698.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479.38 : 79,894.05 = 34,605.66 : x
  2. Step 2: Convert to fraction form
    53,479.38/79,894.05 = 34,605.66/x
  3. Step 3: Cross multiply
    53,479.38x = 79,894.05 × 34,605.66
  4. Step 4: Simplify right side
    53,479.38x = 2,764,786,330.32
  5. Step 5: Solve for x
    x = 2,764,786,330.32/53,479.38
  6. Step 6: Final answer
    x = 51,698.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.