Home / 97,114.82-134,031.23-54,681.62

Finding the Fourth Proportional to 97,114.82, 134,031.23 and 54,681.62

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Solution

The fourth proportional to 97,114.82, 134,031.23 and 54,681.62 is: 75,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,114.82 : 134,031.23 = 54,681.62 : x
  2. Step 2: Convert to fraction form
    97,114.82/134,031.23 = 54,681.62/x
  3. Step 3: Cross multiply
    97,114.82x = 134,031.23 × 54,681.62
  4. Step 4: Simplify right side
    97,114.82x = 7,329,043,843.43
  5. Step 5: Solve for x
    x = 7,329,043,843.43/97,114.82
  6. Step 6: Final answer
    x = 75,467.82

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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.