Home / 65,247.42-90,041.73-38,039.63

Finding the Fourth Proportional to 65,247.42, 90,041.73 and 38,039.63

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Solution

The fourth proportional to 65,247.42, 90,041.73 and 38,039.63 is: 52,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,247.42 : 90,041.73 = 38,039.63 : x
  2. Step 2: Convert to fraction form
    65,247.42/90,041.73 = 38,039.63/x
  3. Step 3: Cross multiply
    65,247.42x = 90,041.73 × 38,039.63
  4. Step 4: Simplify right side
    65,247.42x = 3,425,153,500.90
  5. Step 5: Solve for x
    x = 3,425,153,500.90/65,247.42
  6. Step 6: Final answer
    x = 52,494.85

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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.