Home / 146,668.41-202,376.70-90,098.01

Finding the Fourth Proportional to 146,668.41, 202,376.70 and 90,098.01

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Solution

The fourth proportional to 146,668.41, 202,376.70 and 90,098.01 is: 124,319.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,668.41 : 202,376.70 = 90,098.01 : x
  2. Step 2: Convert to fraction form
    146,668.41/202,376.70 = 90,098.01/x
  3. Step 3: Cross multiply
    146,668.41x = 202,376.70 × 90,098.01
  4. Step 4: Simplify right side
    146,668.41x = 18,233,737,940.37
  5. Step 5: Solve for x
    x = 18,233,737,940.37/146,668.41
  6. Step 6: Final answer
    x = 124,319.46

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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.