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Finding the Fourth Proportional to 239,474.36, 359,211.54 and 106,323.32

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Solution

The fourth proportional to 239,474.36, 359,211.54 and 106,323.32 is: 159,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,474.36 : 359,211.54 = 106,323.32 : x
  2. Step 2: Convert to fraction form
    239,474.36/359,211.54 = 106,323.32/x
  3. Step 3: Cross multiply
    239,474.36x = 359,211.54 × 106,323.32
  4. Step 4: Simplify right side
    239,474.36x = 38,192,563,515.11
  5. Step 5: Solve for x
    x = 38,192,563,515.11/239,474.36
  6. Step 6: Final answer
    x = 159,484.98

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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.