Home / 84,255.60-116,291.16-52,437.36

Finding the Fourth Proportional to 84,255.60, 116,291.16 and 52,437.36

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Solution

The fourth proportional to 84,255.60, 116,291.16 and 52,437.36 is: 72,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,255.60 : 116,291.16 = 52,437.36 : x
  2. Step 2: Convert to fraction form
    84,255.60/116,291.16 = 52,437.36/x
  3. Step 3: Cross multiply
    84,255.60x = 116,291.16 × 52,437.36
  4. Step 4: Simplify right side
    84,255.60x = 6,098,001,421.74
  5. Step 5: Solve for x
    x = 6,098,001,421.74/84,255.60
  6. Step 6: Final answer
    x = 72,375.03

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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.