Home / 136,320.74-204,513.54-42,826.52

Finding the Fourth Proportional to 136,320.74, 204,513.54 and 42,826.52

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Solution

The fourth proportional to 136,320.74, 204,513.54 and 42,826.52 is: 64,249.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,320.74 : 204,513.54 = 42,826.52 : x
  2. Step 2: Convert to fraction form
    136,320.74/204,513.54 = 42,826.52/x
  3. Step 3: Cross multiply
    136,320.74x = 204,513.54 × 42,826.52
  4. Step 4: Simplify right side
    136,320.74x = 8,758,603,211.08
  5. Step 5: Solve for x
    x = 8,758,603,211.08/136,320.74
  6. Step 6: Final answer
    x = 64,249.97

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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.