Home / 127,113.99-175,416.81-69,754.27

Finding the Fourth Proportional to 127,113.99, 175,416.81 and 69,754.27

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Solution

The fourth proportional to 127,113.99, 175,416.81 and 69,754.27 is: 96,260.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,113.99 : 175,416.81 = 69,754.27 : x
  2. Step 2: Convert to fraction form
    127,113.99/175,416.81 = 69,754.27/x
  3. Step 3: Cross multiply
    127,113.99x = 175,416.81 × 69,754.27
  4. Step 4: Simplify right side
    127,113.99x = 12,236,071,527.28
  5. Step 5: Solve for x
    x = 12,236,071,527.28/127,113.99
  6. Step 6: Final answer
    x = 96,260.62

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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.