Home / 92,421.26-127,536.06-52,132.64

Finding the Fourth Proportional to 92,421.26, 127,536.06 and 52,132.64

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Solution

The fourth proportional to 92,421.26, 127,536.06 and 52,132.64 is: 71,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,421.26 : 127,536.06 = 52,132.64 : x
  2. Step 2: Convert to fraction form
    92,421.26/127,536.06 = 52,132.64/x
  3. Step 3: Cross multiply
    92,421.26x = 127,536.06 × 52,132.64
  4. Step 4: Simplify right side
    92,421.26x = 6,648,791,503.00
  5. Step 5: Solve for x
    x = 6,648,791,503.00/92,421.26
  6. Step 6: Final answer
    x = 71,940.07

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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.