Home / 146,506.36-202,142.31-85,262.59

Finding the Fourth Proportional to 146,506.36, 202,142.31 and 85,262.59

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Solution

The fourth proportional to 146,506.36, 202,142.31 and 85,262.59 is: 117,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,506.36 : 202,142.31 = 85,262.59 : x
  2. Step 2: Convert to fraction form
    146,506.36/202,142.31 = 85,262.59/x
  3. Step 3: Cross multiply
    146,506.36x = 202,142.31 × 85,262.59
  4. Step 4: Simplify right side
    146,506.36x = 17,235,176,899.18
  5. Step 5: Solve for x
    x = 17,235,176,899.18/146,506.36
  6. Step 6: Final answer
    x = 117,641.15

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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.