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Finding the Fourth Proportional to 239,064.66, 358,662.48 and 70,584.93

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Solution

The fourth proportional to 239,064.66, 358,662.48 and 70,584.93 is: 105,896.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,064.66 : 358,662.48 = 70,584.93 : x
  2. Step 2: Convert to fraction form
    239,064.66/358,662.48 = 70,584.93/x
  3. Step 3: Cross multiply
    239,064.66x = 358,662.48 × 70,584.93
  4. Step 4: Simplify right side
    239,064.66x = 25,316,166,044.43
  5. Step 5: Solve for x
    x = 25,316,166,044.43/239,064.66
  6. Step 6: Final answer
    x = 105,896.73

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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.