Home / 97,417.62-134,440.14-54,977.64

Finding the Fourth Proportional to 97,417.62, 134,440.14 and 54,977.64

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Solution

The fourth proportional to 97,417.62, 134,440.14 and 54,977.64 is: 75,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,417.62 : 134,440.14 = 54,977.64 : x
  2. Step 2: Convert to fraction form
    97,417.62/134,440.14 = 54,977.64/x
  3. Step 3: Cross multiply
    97,417.62x = 134,440.14 × 54,977.64
  4. Step 4: Simplify right side
    97,417.62x = 7,391,201,618.47
  5. Step 5: Solve for x
    x = 7,391,201,618.47/97,417.62
  6. Step 6: Final answer
    x = 75,871.30

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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.