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Finding the Fourth Proportional to 200,664.86, 301,095.29 and 88,330.95

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Solution

The fourth proportional to 200,664.86, 301,095.29 and 88,330.95 is: 132,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,664.86 : 301,095.29 = 88,330.95 : x
  2. Step 2: Convert to fraction form
    200,664.86/301,095.29 = 88,330.95/x
  3. Step 3: Cross multiply
    200,664.86x = 301,095.29 × 88,330.95
  4. Step 4: Simplify right side
    200,664.86x = 26,596,033,227.05
  5. Step 5: Solve for x
    x = 26,596,033,227.05/200,664.86
  6. Step 6: Final answer
    x = 132,539.57

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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.