Home / 239,477.27-330,478.29-132,047.55

Finding the Fourth Proportional to 239,477.27, 330,478.29 and 132,047.55

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Solution

The fourth proportional to 239,477.27, 330,478.29 and 132,047.55 is: 182,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,477.27 : 330,478.29 = 132,047.55 : x
  2. Step 2: Convert to fraction form
    239,477.27/330,478.29 = 132,047.55/x
  3. Step 3: Cross multiply
    239,477.27x = 330,478.29 × 132,047.55
  4. Step 4: Simplify right side
    239,477.27x = 43,638,848,522.69
  5. Step 5: Solve for x
    x = 43,638,848,522.69/239,477.27
  6. Step 6: Final answer
    x = 182,225.43

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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.