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Finding the Fourth Proportional to 239,365.06, 359,046.51 and 61,856.98

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Solution

The fourth proportional to 239,365.06, 359,046.51 and 61,856.98 is: 92,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,365.06 : 359,046.51 = 61,856.98 : x
  2. Step 2: Convert to fraction form
    239,365.06/359,046.51 = 61,856.98/x
  3. Step 3: Cross multiply
    239,365.06x = 359,046.51 × 61,856.98
  4. Step 4: Simplify right side
    239,365.06x = 22,209,532,788.14
  5. Step 5: Solve for x
    x = 22,209,532,788.14/239,365.06
  6. Step 6: Final answer
    x = 92,785.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.