Home / 64,448.01-96,579.81-28,381.14

Finding the Fourth Proportional to 64,448.01, 96,579.81 and 28,381.14

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Solution

The fourth proportional to 64,448.01, 96,579.81 and 28,381.14 is: 42,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448.01 : 96,579.81 = 28,381.14 : x
  2. Step 2: Convert to fraction form
    64,448.01/96,579.81 = 28,381.14/x
  3. Step 3: Cross multiply
    64,448.01x = 96,579.81 × 28,381.14
  4. Step 4: Simplify right side
    64,448.01x = 2,741,045,108.78
  5. Step 5: Solve for x
    x = 2,741,045,108.78/64,448.01
  6. Step 6: Final answer
    x = 42,531.11

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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.