Home / 184,428.10-276,642.15-137,772.10

Finding the Fourth Proportional to 184,428.10, 276,642.15 and 137,772.10

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Solution

The fourth proportional to 184,428.10, 276,642.15 and 137,772.10 is: 206,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,428.10 : 276,642.15 = 137,772.10 : x
  2. Step 2: Convert to fraction form
    184,428.10/276,642.15 = 137,772.10/x
  3. Step 3: Cross multiply
    184,428.10x = 276,642.15 × 137,772.10
  4. Step 4: Simplify right side
    184,428.10x = 38,113,569,954.02
  5. Step 5: Solve for x
    x = 38,113,569,954.02/184,428.10
  6. Step 6: Final answer
    x = 206,658.15

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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.