Home / 86,862.60-119,873.32-51,052.10

Finding the Fourth Proportional to 86,862.60, 119,873.32 and 51,052.10

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Solution

The fourth proportional to 86,862.60, 119,873.32 and 51,052.10 is: 70,453.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,862.60 : 119,873.32 = 51,052.10 : x
  2. Step 2: Convert to fraction form
    86,862.60/119,873.32 = 51,052.10/x
  3. Step 3: Cross multiply
    86,862.60x = 119,873.32 × 51,052.10
  4. Step 4: Simplify right side
    86,862.60x = 6,119,784,719.97
  5. Step 5: Solve for x
    x = 6,119,784,719.97/86,862.60
  6. Step 6: Final answer
    x = 70,453.62

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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.