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Finding the Fourth Proportional to 207,233.93, 285,962.48 and 116,587.95

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Solution

The fourth proportional to 207,233.93, 285,962.48 and 116,587.95 is: 160,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,233.93 : 285,962.48 = 116,587.95 : x
  2. Step 2: Convert to fraction form
    207,233.93/285,962.48 = 116,587.95/x
  3. Step 3: Cross multiply
    207,233.93x = 285,962.48 × 116,587.95
  4. Step 4: Simplify right side
    207,233.93x = 33,339,778,737.18
  5. Step 5: Solve for x
    x = 33,339,778,737.18/207,233.93
  6. Step 6: Final answer
    x = 160,879.92

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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.