Home / 55,823.13-77,036.01-30,329.61

Finding the Fourth Proportional to 55,823.13, 77,036.01 and 30,329.61

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Solution

The fourth proportional to 55,823.13, 77,036.01 and 30,329.61 is: 41,854.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,823.13 : 77,036.01 = 30,329.61 : x
  2. Step 2: Convert to fraction form
    55,823.13/77,036.01 = 30,329.61/x
  3. Step 3: Cross multiply
    55,823.13x = 77,036.01 × 30,329.61
  4. Step 4: Simplify right side
    55,823.13x = 2,336,472,139.26
  5. Step 5: Solve for x
    x = 2,336,472,139.26/55,823.13
  6. Step 6: Final answer
    x = 41,854.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.