Home / 97,339.22-134,315.92-57,043.74

Finding the Fourth Proportional to 97,339.22, 134,315.92 and 57,043.74

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Solution

The fourth proportional to 97,339.22, 134,315.92 and 57,043.74 is: 78,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,339.22 : 134,315.92 = 57,043.74 : x
  2. Step 2: Convert to fraction form
    97,339.22/134,315.92 = 57,043.74/x
  3. Step 3: Cross multiply
    97,339.22x = 134,315.92 × 57,043.74
  4. Step 4: Simplify right side
    97,339.22x = 7,661,882,418.34
  5. Step 5: Solve for x
    x = 7,661,882,418.34/97,339.22
  6. Step 6: Final answer
    x = 78,713.21

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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.