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Finding the Fourth Proportional to 159,820.66, 239,668.62 and 59,926.36

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Solution

The fourth proportional to 159,820.66, 239,668.62 and 59,926.36 is: 89,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,820.66 : 239,668.62 = 59,926.36 : x
  2. Step 2: Convert to fraction form
    159,820.66/239,668.62 = 59,926.36/x
  3. Step 3: Cross multiply
    159,820.66x = 239,668.62 × 59,926.36
  4. Step 4: Simplify right side
    159,820.66x = 14,362,468,002.82
  5. Step 5: Solve for x
    x = 14,362,468,002.82/159,820.66
  6. Step 6: Final answer
    x = 89,866.15

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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.