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Finding the Fourth Proportional to 59,808.78, 82,592.46 and 51,261.66

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Solution

The fourth proportional to 59,808.78, 82,592.46 and 51,261.66 is: 70,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,808.78 : 82,592.46 = 51,261.66 : x
  2. Step 2: Convert to fraction form
    59,808.78/82,592.46 = 51,261.66/x
  3. Step 3: Cross multiply
    59,808.78x = 82,592.46 × 51,261.66
  4. Step 4: Simplify right side
    59,808.78x = 4,233,826,603.08
  5. Step 5: Solve for x
    x = 4,233,826,603.08/59,808.78
  6. Step 6: Final answer
    x = 70,789.38

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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.