Home / 97,339.56-134,324.63-54,320.91

Finding the Fourth Proportional to 97,339.56, 134,324.63 and 54,320.91

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Solution

The fourth proportional to 97,339.56, 134,324.63 and 54,320.91 is: 74,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,339.56 : 134,324.63 = 54,320.91 : x
  2. Step 2: Convert to fraction form
    97,339.56/134,324.63 = 54,320.91/x
  3. Step 3: Cross multiply
    97,339.56x = 134,324.63 × 54,320.91
  4. Step 4: Simplify right side
    97,339.56x = 7,296,635,865.41
  5. Step 5: Solve for x
    x = 7,296,635,865.41/97,339.56
  6. Step 6: Final answer
    x = 74,960.64

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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.