Home / 236,786.02-326,769.52-129,363.01

Finding the Fourth Proportional to 236,786.02, 326,769.52 and 129,363.01

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Solution

The fourth proportional to 236,786.02, 326,769.52 and 129,363.01 is: 178,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,786.02 : 326,769.52 = 129,363.01 : x
  2. Step 2: Convert to fraction form
    236,786.02/326,769.52 = 129,363.01/x
  3. Step 3: Cross multiply
    236,786.02x = 326,769.52 × 129,363.01
  4. Step 4: Simplify right side
    236,786.02x = 42,271,888,683.46
  5. Step 5: Solve for x
    x = 42,271,888,683.46/236,786.02
  6. Step 6: Final answer
    x = 178,523.58

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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.