Home / 84,397.09-116,482.31-48,607.82

Finding the Fourth Proportional to 84,397.09, 116,482.31 and 48,607.82

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Solution

The fourth proportional to 84,397.09, 116,482.31 and 48,607.82 is: 67,087.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,397.09 : 116,482.31 = 48,607.82 : x
  2. Step 2: Convert to fraction form
    84,397.09/116,482.31 = 48,607.82/x
  3. Step 3: Cross multiply
    84,397.09x = 116,482.31 × 48,607.82
  4. Step 4: Simplify right side
    84,397.09x = 5,661,951,157.66
  5. Step 5: Solve for x
    x = 5,661,951,157.66/84,397.09
  6. Step 6: Final answer
    x = 67,087.04

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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.