Home / 130,438.39-195,648.02-41,668.06

Finding the Fourth Proportional to 130,438.39, 195,648.02 and 41,668.06

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Solution

The fourth proportional to 130,438.39, 195,648.02 and 41,668.06 is: 62,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,438.39 : 195,648.02 = 41,668.06 : x
  2. Step 2: Convert to fraction form
    130,438.39/195,648.02 = 41,668.06/x
  3. Step 3: Cross multiply
    130,438.39x = 195,648.02 × 41,668.06
  4. Step 4: Simplify right side
    130,438.39x = 8,152,273,436.24
  5. Step 5: Solve for x
    x = 8,152,273,436.24/130,438.39
  6. Step 6: Final answer
    x = 62,499.03

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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.