Home / 64,307.40-96,568.14-43,382.12

Finding the Fourth Proportional to 64,307.40, 96,568.14 and 43,382.12

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Solution

The fourth proportional to 64,307.40, 96,568.14 and 43,382.12 is: 65,145.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,307.40 : 96,568.14 = 43,382.12 : x
  2. Step 2: Convert to fraction form
    64,307.40/96,568.14 = 43,382.12/x
  3. Step 3: Cross multiply
    64,307.40x = 96,568.14 × 43,382.12
  4. Step 4: Simplify right side
    64,307.40x = 4,189,330,637.66
  5. Step 5: Solve for x
    x = 4,189,330,637.66/64,307.40
  6. Step 6: Final answer
    x = 65,145.39

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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.