Home / 146,605.74-202,316.31-79,537.74

Finding the Fourth Proportional to 146,605.74, 202,316.31 and 79,537.74

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Solution

The fourth proportional to 146,605.74, 202,316.31 and 79,537.74 is: 109,762.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,605.74 : 202,316.31 = 79,537.74 : x
  2. Step 2: Convert to fraction form
    146,605.74/202,316.31 = 79,537.74/x
  3. Step 3: Cross multiply
    146,605.74x = 202,316.31 × 79,537.74
  4. Step 4: Simplify right side
    146,605.74x = 16,091,782,062.54
  5. Step 5: Solve for x
    x = 16,091,782,062.54/146,605.74
  6. Step 6: Final answer
    x = 109,762.29

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1.5x scale

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.