Home / 130,391.28-195,570.59-41,637.42

Finding the Fourth Proportional to 130,391.28, 195,570.59 and 41,637.42

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Solution

The fourth proportional to 130,391.28, 195,570.59 and 41,637.42 is: 62,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,391.28 : 195,570.59 = 41,637.42 : x
  2. Step 2: Convert to fraction form
    130,391.28/195,570.59 = 41,637.42/x
  3. Step 3: Cross multiply
    130,391.28x = 195,570.59 × 41,637.42
  4. Step 4: Simplify right side
    130,391.28x = 8,143,054,587.29
  5. Step 5: Solve for x
    x = 8,143,054,587.29/130,391.28
  6. Step 6: Final answer
    x = 62,450.91

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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.