Home / 64,115.64-96,184.53-28,589.58

Finding the Fourth Proportional to 64,115.64, 96,184.53 and 28,589.58

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Solution

The fourth proportional to 64,115.64, 96,184.53 and 28,589.58 is: 42,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,115.64 : 96,184.53 = 28,589.58 : x
  2. Step 2: Convert to fraction form
    64,115.64/96,184.53 = 28,589.58/x
  3. Step 3: Cross multiply
    64,115.64x = 96,184.53 × 28,589.58
  4. Step 4: Simplify right side
    64,115.64x = 2,749,875,315.20
  5. Step 5: Solve for x
    x = 2,749,875,315.20/64,115.64
  6. Step 6: Final answer
    x = 42,889.31

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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.