Home / 97,169.31-134,127.21-56,896.02

Finding the Fourth Proportional to 97,169.31, 134,127.21 and 56,896.02

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Solution

The fourth proportional to 97,169.31, 134,127.21 and 56,896.02 is: 78,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,169.31 : 134,127.21 = 56,896.02 : x
  2. Step 2: Convert to fraction form
    97,169.31/134,127.21 = 56,896.02/x
  3. Step 3: Cross multiply
    97,169.31x = 134,127.21 × 56,896.02
  4. Step 4: Simplify right side
    97,169.31x = 7,631,304,758.02
  5. Step 5: Solve for x
    x = 7,631,304,758.02/97,169.31
  6. Step 6: Final answer
    x = 78,536.16

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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.