Home / 91,834.08-137,740.14-25,280.94

Finding the Fourth Proportional to 91,834.08, 137,740.14 and 25,280.94

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Solution

The fourth proportional to 91,834.08, 137,740.14 and 25,280.94 is: 37,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,834.08 : 137,740.14 = 25,280.94 : x
  2. Step 2: Convert to fraction form
    91,834.08/137,740.14 = 25,280.94/x
  3. Step 3: Cross multiply
    91,834.08x = 137,740.14 × 25,280.94
  4. Step 4: Simplify right side
    91,834.08x = 3,482,200,214.93
  5. Step 5: Solve for x
    x = 3,482,200,214.93/91,834.08
  6. Step 6: Final answer
    x = 37,918.39

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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.