Home / 192,150.74-265,143.30-107,271.38

Finding the Fourth Proportional to 192,150.74, 265,143.30 and 107,271.38

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Solution

The fourth proportional to 192,150.74, 265,143.30 and 107,271.38 is: 148,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,150.74 : 265,143.30 = 107,271.38 : x
  2. Step 2: Convert to fraction form
    192,150.74/265,143.30 = 107,271.38/x
  3. Step 3: Cross multiply
    192,150.74x = 265,143.30 × 107,271.38
  4. Step 4: Simplify right side
    192,150.74x = 28,442,287,688.75
  5. Step 5: Solve for x
    x = 28,442,287,688.75/192,150.74
  6. Step 6: Final answer
    x = 148,020.70

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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.