Home / 79,812.31-119,707.17-23,658.36

Finding the Fourth Proportional to 79,812.31, 119,707.17 and 23,658.36

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Solution

The fourth proportional to 79,812.31, 119,707.17 and 23,658.36 is: 35,484.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,812.31 : 119,707.17 = 23,658.36 : x
  2. Step 2: Convert to fraction form
    79,812.31/119,707.17 = 23,658.36/x
  3. Step 3: Cross multiply
    79,812.31x = 119,707.17 × 23,658.36
  4. Step 4: Simplify right side
    79,812.31x = 2,832,075,322.44
  5. Step 5: Solve for x
    x = 2,832,075,322.44/79,812.31
  6. Step 6: Final answer
    x = 35,484.19

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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.