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Finding the Fourth Proportional to 61,360.28, 84,719.22 and 46,994.84

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Solution

The fourth proportional to 61,360.28, 84,719.22 and 46,994.84 is: 64,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,360.28 : 84,719.22 = 46,994.84 : x
  2. Step 2: Convert to fraction form
    61,360.28/84,719.22 = 46,994.84/x
  3. Step 3: Cross multiply
    61,360.28x = 84,719.22 × 46,994.84
  4. Step 4: Simplify right side
    61,360.28x = 3,981,366,188.82
  5. Step 5: Solve for x
    x = 3,981,366,188.82/61,360.28
  6. Step 6: Final answer
    x = 64,885.07

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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.