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Finding the Fourth Proportional to 136,064.61, 204,203.16 and 94,237.83

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Solution

The fourth proportional to 136,064.61, 204,203.16 and 94,237.83 is: 141,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,064.61 : 204,203.16 = 94,237.83 : x
  2. Step 2: Convert to fraction form
    136,064.61/204,203.16 = 94,237.83/x
  3. Step 3: Cross multiply
    136,064.61x = 204,203.16 × 94,237.83
  4. Step 4: Simplify right side
    136,064.61x = 19,243,662,677.54
  5. Step 5: Solve for x
    x = 19,243,662,677.54/136,064.61
  6. Step 6: Final answer
    x = 141,430.33

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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.