Home / 121,280.24-181,914.18-46,394.63

Finding the Fourth Proportional to 121,280.24, 181,914.18 and 46,394.63

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Solution

The fourth proportional to 121,280.24, 181,914.18 and 46,394.63 is: 69,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,280.24 : 181,914.18 = 46,394.63 : x
  2. Step 2: Convert to fraction form
    121,280.24/181,914.18 = 46,394.63/x
  3. Step 3: Cross multiply
    121,280.24x = 181,914.18 × 46,394.63
  4. Step 4: Simplify right side
    121,280.24x = 8,439,840,163.28
  5. Step 5: Solve for x
    x = 8,439,840,163.28/121,280.24
  6. Step 6: Final answer
    x = 69,589.58

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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.