Home / 64,136.32-96,217.08-19,755.52

Finding the Fourth Proportional to 64,136.32, 96,217.08 and 19,755.52

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Solution

The fourth proportional to 64,136.32, 96,217.08 and 19,755.52 is: 29,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,136.32 : 96,217.08 = 19,755.52 : x
  2. Step 2: Convert to fraction form
    64,136.32/96,217.08 = 19,755.52/x
  3. Step 3: Cross multiply
    64,136.32x = 96,217.08 × 19,755.52
  4. Step 4: Simplify right side
    64,136.32x = 1,900,818,448.28
  5. Step 5: Solve for x
    x = 1,900,818,448.28/64,136.32
  6. Step 6: Final answer
    x = 29,637.16

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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.