Home / 97,177.52-134,106.47-54,155.84

Finding the Fourth Proportional to 97,177.52, 134,106.47 and 54,155.84

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Solution

The fourth proportional to 97,177.52, 134,106.47 and 54,155.84 is: 74,735.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,177.52 : 134,106.47 = 54,155.84 : x
  2. Step 2: Convert to fraction form
    97,177.52/134,106.47 = 54,155.84/x
  3. Step 3: Cross multiply
    97,177.52x = 134,106.47 × 54,155.84
  4. Step 4: Simplify right side
    97,177.52x = 7,262,647,590.97
  5. Step 5: Solve for x
    x = 7,262,647,590.97/97,177.52
  6. Step 6: Final answer
    x = 74,735.89

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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.