Home / 121,371.24-181,931.22-46,473.24

Finding the Fourth Proportional to 121,371.24, 181,931.22 and 46,473.24

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Solution

The fourth proportional to 121,371.24, 181,931.22 and 46,473.24 is: 69,661.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,371.24 : 181,931.22 = 46,473.24 : x
  2. Step 2: Convert to fraction form
    121,371.24/181,931.22 = 46,473.24/x
  3. Step 3: Cross multiply
    121,371.24x = 181,931.22 × 46,473.24
  4. Step 4: Simplify right side
    121,371.24x = 8,454,933,250.55
  5. Step 5: Solve for x
    x = 8,454,933,250.55/121,371.24
  6. Step 6: Final answer
    x = 69,661.75

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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.