Home / 116,294.20-174,529.62-85,210.68

Finding the Fourth Proportional to 116,294.20, 174,529.62 and 85,210.68

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Solution

The fourth proportional to 116,294.20, 174,529.62 and 85,210.68 is: 127,880.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,294.20 : 174,529.62 = 85,210.68 : x
  2. Step 2: Convert to fraction form
    116,294.20/174,529.62 = 85,210.68/x
  3. Step 3: Cross multiply
    116,294.20x = 174,529.62 × 85,210.68
  4. Step 4: Simplify right side
    116,294.20x = 14,871,787,600.34
  5. Step 5: Solve for x
    x = 14,871,787,600.34/116,294.20
  6. Step 6: Final answer
    x = 127,880.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.