Home / 55,823.22-77,036.16-30,329.36

Finding the Fourth Proportional to 55,823.22, 77,036.16 and 30,329.36

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Solution

The fourth proportional to 55,823.22, 77,036.16 and 30,329.36 is: 41,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,823.22 : 77,036.16 = 30,329.36 : x
  2. Step 2: Convert to fraction form
    55,823.22/77,036.16 = 30,329.36/x
  3. Step 3: Cross multiply
    55,823.22x = 77,036.16 × 30,329.36
  4. Step 4: Simplify right side
    55,823.22x = 2,336,457,429.66
  5. Step 5: Solve for x
    x = 2,336,457,429.66/55,823.22
  6. Step 6: Final answer
    x = 41,854.58

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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.