Home / 133,009.07-199,511.50-61,891.93

Finding the Fourth Proportional to 133,009.07, 199,511.50 and 61,891.93

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Solution

The fourth proportional to 133,009.07, 199,511.50 and 61,891.93 is: 92,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,009.07 : 199,511.50 = 61,891.93 : x
  2. Step 2: Convert to fraction form
    133,009.07/199,511.50 = 61,891.93/x
  3. Step 3: Cross multiply
    133,009.07x = 199,511.50 × 61,891.93
  4. Step 4: Simplify right side
    133,009.07x = 12,348,151,792.20
  5. Step 5: Solve for x
    x = 12,348,151,792.20/133,009.07
  6. Step 6: Final answer
    x = 92,836.92

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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.