Home / 116,903.10-175,311.45-38,019.90

Finding the Fourth Proportional to 116,903.10, 175,311.45 and 38,019.90

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Solution

The fourth proportional to 116,903.10, 175,311.45 and 38,019.90 is: 57,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,903.10 : 175,311.45 = 38,019.90 : x
  2. Step 2: Convert to fraction form
    116,903.10/175,311.45 = 38,019.90/x
  3. Step 3: Cross multiply
    116,903.10x = 175,311.45 × 38,019.90
  4. Step 4: Simplify right side
    116,903.10x = 6,665,323,797.86
  5. Step 5: Solve for x
    x = 6,665,323,797.86/116,903.10
  6. Step 6: Final answer
    x = 57,015.80

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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.