Home / 64,010.62-88,376.27-57,284.69

Finding the Fourth Proportional to 64,010.62, 88,376.27 and 57,284.69

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Solution

The fourth proportional to 64,010.62, 88,376.27 and 57,284.69 is: 79,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.62 : 88,376.27 = 57,284.69 : x
  2. Step 2: Convert to fraction form
    64,010.62/88,376.27 = 57,284.69/x
  3. Step 3: Cross multiply
    64,010.62x = 88,376.27 × 57,284.69
  4. Step 4: Simplify right side
    64,010.62x = 5,062,606,502.00
  5. Step 5: Solve for x
    x = 5,062,606,502.00/64,010.62
  6. Step 6: Final answer
    x = 79,090.10

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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.