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Finding the Fourth Proportional to 239,120.70, 358,597.23 and 70,596.06

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Solution

The fourth proportional to 239,120.70, 358,597.23 and 70,596.06 is: 105,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,120.70 : 358,597.23 = 70,596.06 : x
  2. Step 2: Convert to fraction form
    239,120.70/358,597.23 = 70,596.06/x
  3. Step 3: Cross multiply
    239,120.70x = 358,597.23 × 70,596.06
  4. Step 4: Simplify right side
    239,120.70x = 25,315,551,564.91
  5. Step 5: Solve for x
    x = 25,315,551,564.91/239,120.70
  6. Step 6: Final answer
    x = 105,869.34

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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.