Home / 132,544.15-198,830.04-42,564.13

Finding the Fourth Proportional to 132,544.15, 198,830.04 and 42,564.13

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Solution

The fourth proportional to 132,544.15, 198,830.04 and 42,564.13 is: 63,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,544.15 : 198,830.04 = 42,564.13 : x
  2. Step 2: Convert to fraction form
    132,544.15/198,830.04 = 42,564.13/x
  3. Step 3: Cross multiply
    132,544.15x = 198,830.04 × 42,564.13
  4. Step 4: Simplify right side
    132,544.15x = 8,463,027,013.77
  5. Step 5: Solve for x
    x = 8,463,027,013.77/132,544.15
  6. Step 6: Final answer
    x = 63,850.63

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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.