Home / 239,151.48-330,031.26-131,725.32

Finding the Fourth Proportional to 239,151.48, 330,031.26 and 131,725.32

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Solution

The fourth proportional to 239,151.48, 330,031.26 and 131,725.32 is: 181,782.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,151.48 : 330,031.26 = 131,725.32 : x
  2. Step 2: Convert to fraction form
    239,151.48/330,031.26 = 131,725.32/x
  3. Step 3: Cross multiply
    239,151.48x = 330,031.26 × 131,725.32
  4. Step 4: Simplify right side
    239,151.48x = 43,473,473,333.50
  5. Step 5: Solve for x
    x = 43,473,473,333.50/239,151.48
  6. Step 6: Final answer
    x = 181,782.16

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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.