Home / 124,485.22-186,727.52-53,361.74

Finding the Fourth Proportional to 124,485.22, 186,727.52 and 53,361.74

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Solution

The fourth proportional to 124,485.22, 186,727.52 and 53,361.74 is: 80,042.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,485.22 : 186,727.52 = 53,361.74 : x
  2. Step 2: Convert to fraction form
    124,485.22/186,727.52 = 53,361.74/x
  3. Step 3: Cross multiply
    124,485.22x = 186,727.52 × 53,361.74
  4. Step 4: Simplify right side
    124,485.22x = 9,964,105,373.08
  5. Step 5: Solve for x
    x = 9,964,105,373.08/124,485.22
  6. Step 6: Final answer
    x = 80,042.48

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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.