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Finding the Fourth Proportional to 132,597.01, 198,895.65 and 93,329.38

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Solution

The fourth proportional to 132,597.01, 198,895.65 and 93,329.38 is: 139,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,597.01 : 198,895.65 = 93,329.38 : x
  2. Step 2: Convert to fraction form
    132,597.01/198,895.65 = 93,329.38/x
  3. Step 3: Cross multiply
    132,597.01x = 198,895.65 × 93,329.38
  4. Step 4: Simplify right side
    132,597.01x = 18,562,807,699.20
  5. Step 5: Solve for x
    x = 18,562,807,699.20/132,597.01
  6. Step 6: Final answer
    x = 139,994.17

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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.