Home / 91,426.29-137,090.12-41,479.13

Finding the Fourth Proportional to 91,426.29, 137,090.12 and 41,479.13

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Solution

The fourth proportional to 91,426.29, 137,090.12 and 41,479.13 is: 62,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,426.29 : 137,090.12 = 41,479.13 : x
  2. Step 2: Convert to fraction form
    91,426.29/137,090.12 = 41,479.13/x
  3. Step 3: Cross multiply
    91,426.29x = 137,090.12 × 41,479.13
  4. Step 4: Simplify right side
    91,426.29x = 5,686,379,355.62
  5. Step 5: Solve for x
    x = 5,686,379,355.62/91,426.29
  6. Step 6: Final answer
    x = 62,196.33

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1.5x scale

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.