Home / 84,881.42-117,146.69-48,596.36

Finding the Fourth Proportional to 84,881.42, 117,146.69 and 48,596.36

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Solution

The fourth proportional to 84,881.42, 117,146.69 and 48,596.36 is: 67,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,881.42 : 117,146.69 = 48,596.36 : x
  2. Step 2: Convert to fraction form
    84,881.42/117,146.69 = 48,596.36/x
  3. Step 3: Cross multiply
    84,881.42x = 117,146.69 × 48,596.36
  4. Step 4: Simplify right side
    84,881.42x = 5,692,902,073.57
  5. Step 5: Solve for x
    x = 5,692,902,073.57/84,881.42
  6. Step 6: Final answer
    x = 67,068.88

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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.