Home / 86,440.91-119,296.33-52,458.03

Finding the Fourth Proportional to 86,440.91, 119,296.33 and 52,458.03

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Solution

The fourth proportional to 86,440.91, 119,296.33 and 52,458.03 is: 72,396.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,440.91 : 119,296.33 = 52,458.03 : x
  2. Step 2: Convert to fraction form
    86,440.91/119,296.33 = 52,458.03/x
  3. Step 3: Cross multiply
    86,440.91x = 119,296.33 × 52,458.03
  4. Step 4: Simplify right side
    86,440.91x = 6,258,050,326.88
  5. Step 5: Solve for x
    x = 6,258,050,326.88/86,440.91
  6. Step 6: Final answer
    x = 72,396.86

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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.