Home / 239,467.89-330,465.10-132,039.62

Finding the Fourth Proportional to 239,467.89, 330,465.10 and 132,039.62

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Solution

The fourth proportional to 239,467.89, 330,465.10 and 132,039.62 is: 182,214.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,467.89 : 330,465.10 = 132,039.62 : x
  2. Step 2: Convert to fraction form
    239,467.89/330,465.10 = 132,039.62/x
  3. Step 3: Cross multiply
    239,467.89x = 330,465.10 × 132,039.62
  4. Step 4: Simplify right side
    239,467.89x = 43,634,483,914.74
  5. Step 5: Solve for x
    x = 43,634,483,914.74/239,467.89
  6. Step 6: Final answer
    x = 182,214.34

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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.