Home / 64,074.81-96,101.28-17,316.75

Finding the Fourth Proportional to 64,074.81, 96,101.28 and 17,316.75

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Solution

The fourth proportional to 64,074.81, 96,101.28 and 17,316.75 is: 25,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.81 : 96,101.28 = 17,316.75 : x
  2. Step 2: Convert to fraction form
    64,074.81/96,101.28 = 17,316.75/x
  3. Step 3: Cross multiply
    64,074.81x = 96,101.28 × 17,316.75
  4. Step 4: Simplify right side
    64,074.81x = 1,664,161,840.44
  5. Step 5: Solve for x
    x = 1,664,161,840.44/64,074.81
  6. Step 6: Final answer
    x = 25,972.17

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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.