Home / 109,748.16-151,452.32-59,447.36

Finding the Fourth Proportional to 109,748.16, 151,452.32 and 59,447.36

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Solution

The fourth proportional to 109,748.16, 151,452.32 and 59,447.36 is: 82,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,748.16 : 151,452.32 = 59,447.36 : x
  2. Step 2: Convert to fraction form
    109,748.16/151,452.32 = 59,447.36/x
  3. Step 3: Cross multiply
    109,748.16x = 151,452.32 × 59,447.36
  4. Step 4: Simplify right side
    109,748.16x = 9,003,440,589.88
  5. Step 5: Solve for x
    x = 9,003,440,589.88/109,748.16
  6. Step 6: Final answer
    x = 82,037.28

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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.