Home / 97,077.90-134,008.82-65,265.24

Finding the Fourth Proportional to 97,077.90, 134,008.82 and 65,265.24

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Solution

The fourth proportional to 97,077.90, 134,008.82 and 65,265.24 is: 90,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,077.90 : 134,008.82 = 65,265.24 : x
  2. Step 2: Convert to fraction form
    97,077.90/134,008.82 = 65,265.24/x
  3. Step 3: Cross multiply
    97,077.90x = 134,008.82 × 65,265.24
  4. Step 4: Simplify right side
    97,077.90x = 8,746,117,799.42
  5. Step 5: Solve for x
    x = 8,746,117,799.42/97,077.90
  6. Step 6: Final answer
    x = 90,093.81

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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.