Home / 86,948.96-119,994.06-48,706.28

Finding the Fourth Proportional to 86,948.96, 119,994.06 and 48,706.28

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Solution

The fourth proportional to 86,948.96, 119,994.06 and 48,706.28 is: 67,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,948.96 : 119,994.06 = 48,706.28 : x
  2. Step 2: Convert to fraction form
    86,948.96/119,994.06 = 48,706.28/x
  3. Step 3: Cross multiply
    86,948.96x = 119,994.06 × 48,706.28
  4. Step 4: Simplify right side
    86,948.96x = 5,844,464,284.70
  5. Step 5: Solve for x
    x = 5,844,464,284.70/86,948.96
  6. Step 6: Final answer
    x = 67,217.18

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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.