Home / 59,921.21-89,869.46-28,317.85

Finding the Fourth Proportional to 59,921.21, 89,869.46 and 28,317.85

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Solution

The fourth proportional to 59,921.21, 89,869.46 and 28,317.85 is: 42,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,921.21 : 89,869.46 = 28,317.85 : x
  2. Step 2: Convert to fraction form
    59,921.21/89,869.46 = 28,317.85/x
  3. Step 3: Cross multiply
    59,921.21x = 89,869.46 × 28,317.85
  4. Step 4: Simplify right side
    59,921.21x = 2,544,909,887.86
  5. Step 5: Solve for x
    x = 2,544,909,887.86/59,921.21
  6. Step 6: Final answer
    x = 42,470.94

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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.