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Finding the Fourth Proportional to 243,854.82, 336,572.33 and 148,392.27

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Solution

The fourth proportional to 243,854.82, 336,572.33 and 148,392.27 is: 204,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,854.82 : 336,572.33 = 148,392.27 : x
  2. Step 2: Convert to fraction form
    243,854.82/336,572.33 = 148,392.27/x
  3. Step 3: Cross multiply
    243,854.82x = 336,572.33 × 148,392.27
  4. Step 4: Simplify right side
    243,854.82x = 49,944,731,325.93
  5. Step 5: Solve for x
    x = 49,944,731,325.93/243,854.82
  6. Step 6: Final answer
    x = 204,813.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.