Home / 127,710.32-191,609.24-48,847.10

Finding the Fourth Proportional to 127,710.32, 191,609.24 and 48,847.10

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Solution

The fourth proportional to 127,710.32, 191,609.24 and 48,847.10 is: 73,287.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,710.32 : 191,609.24 = 48,847.10 : x
  2. Step 2: Convert to fraction form
    127,710.32/191,609.24 = 48,847.10/x
  3. Step 3: Cross multiply
    127,710.32x = 191,609.24 × 48,847.10
  4. Step 4: Simplify right side
    127,710.32x = 9,359,554,504.92
  5. Step 5: Solve for x
    x = 9,359,554,504.92/127,710.32
  6. Step 6: Final answer
    x = 73,287.38

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1.5x scale

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.