Home / 84,494.33-116,607.75-48,686.60

Finding the Fourth Proportional to 84,494.33, 116,607.75 and 48,686.60

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Solution

The fourth proportional to 84,494.33, 116,607.75 and 48,686.60 is: 67,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,494.33 : 116,607.75 = 48,686.60 : x
  2. Step 2: Convert to fraction form
    84,494.33/116,607.75 = 48,686.60/x
  3. Step 3: Cross multiply
    84,494.33x = 116,607.75 × 48,686.60
  4. Step 4: Simplify right side
    84,494.33x = 5,677,234,298.11
  5. Step 5: Solve for x
    x = 5,677,234,298.11/84,494.33
  6. Step 6: Final answer
    x = 67,190.72

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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.