Home / 124,216.40-186,324.60-120,760.40

Finding the Fourth Proportional to 124,216.40, 186,324.60 and 120,760.40

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Solution

The fourth proportional to 124,216.40, 186,324.60 and 120,760.40 is: 181,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,216.40 : 186,324.60 = 120,760.40 : x
  2. Step 2: Convert to fraction form
    124,216.40/186,324.60 = 120,760.40/x
  3. Step 3: Cross multiply
    124,216.40x = 186,324.60 × 120,760.40
  4. Step 4: Simplify right side
    124,216.40x = 22,500,633,225.84
  5. Step 5: Solve for x
    x = 22,500,633,225.84/124,216.40
  6. Step 6: Final answer
    x = 181,140.60

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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.