Home / 124,428.48-186,667.52-35,682.72

Finding the Fourth Proportional to 124,428.48, 186,667.52 and 35,682.72

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Solution

The fourth proportional to 124,428.48, 186,667.52 and 35,682.72 is: 53,531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428.48 : 186,667.52 = 35,682.72 : x
  2. Step 2: Convert to fraction form
    124,428.48/186,667.52 = 35,682.72/x
  3. Step 3: Cross multiply
    124,428.48x = 186,667.52 × 35,682.72
  4. Step 4: Simplify right side
    124,428.48x = 6,660,804,849.25
  5. Step 5: Solve for x
    x = 6,660,804,849.25/124,428.48
  6. Step 6: Final answer
    x = 53,531.19

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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.