Home / 64,593.12-89,142.18-43,045.44

Finding the Fourth Proportional to 64,593.12, 89,142.18 and 43,045.44

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Solution

The fourth proportional to 64,593.12, 89,142.18 and 43,045.44 is: 59,405.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,593.12 : 89,142.18 = 43,045.44 : x
  2. Step 2: Convert to fraction form
    64,593.12/89,142.18 = 43,045.44/x
  3. Step 3: Cross multiply
    64,593.12x = 89,142.18 × 43,045.44
  4. Step 4: Simplify right side
    64,593.12x = 3,837,164,360.66
  5. Step 5: Solve for x
    x = 3,837,164,360.66/64,593.12
  6. Step 6: Final answer
    x = 59,405.16

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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.