Home / 97,439.71-134,408.31-59,179.81

Finding the Fourth Proportional to 97,439.71, 134,408.31 and 59,179.81

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Solution

The fourth proportional to 97,439.71, 134,408.31 and 59,179.81 is: 81,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,439.71 : 134,408.31 = 59,179.81 : x
  2. Step 2: Convert to fraction form
    97,439.71/134,408.31 = 59,179.81/x
  3. Step 3: Cross multiply
    97,439.71x = 134,408.31 × 59,179.81
  4. Step 4: Simplify right side
    97,439.71x = 7,954,258,248.22
  5. Step 5: Solve for x
    x = 7,954,258,248.22/97,439.71
  6. Step 6: Final answer
    x = 81,632.61

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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.