Home / 97,386.72-134,397.68-54,945.04

Finding the Fourth Proportional to 97,386.72, 134,397.68 and 54,945.04

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Solution

The fourth proportional to 97,386.72, 134,397.68 and 54,945.04 is: 75,826.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,386.72 : 134,397.68 = 54,945.04 : x
  2. Step 2: Convert to fraction form
    97,386.72/134,397.68 = 54,945.04/x
  3. Step 3: Cross multiply
    97,386.72x = 134,397.68 × 54,945.04
  4. Step 4: Simplify right side
    97,386.72x = 7,384,485,903.51
  5. Step 5: Solve for x
    x = 7,384,485,903.51/97,386.72
  6. Step 6: Final answer
    x = 75,826.42

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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.