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Finding the Fourth Proportional to 239,358.56, 359,039.01 and 70,882.07

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Solution

The fourth proportional to 239,358.56, 359,039.01 and 70,882.07 is: 106,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,358.56 : 359,039.01 = 70,882.07 : x
  2. Step 2: Convert to fraction form
    239,358.56/359,039.01 = 70,882.07/x
  3. Step 3: Cross multiply
    239,358.56x = 359,039.01 × 70,882.07
  4. Step 4: Simplify right side
    239,358.56x = 25,449,426,444.36
  5. Step 5: Solve for x
    x = 25,449,426,444.36/239,358.56
  6. Step 6: Final answer
    x = 106,323.45

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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.