Home / 192,740.48-265,727.02-158,158.54

Finding the Fourth Proportional to 192,740.48, 265,727.02 and 158,158.54

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Solution

The fourth proportional to 192,740.48, 265,727.02 and 158,158.54 is: 218,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,740.48 : 265,727.02 = 158,158.54 : x
  2. Step 2: Convert to fraction form
    192,740.48/265,727.02 = 158,158.54/x
  3. Step 3: Cross multiply
    192,740.48x = 265,727.02 × 158,158.54
  4. Step 4: Simplify right side
    192,740.48x = 42,026,996,730.96
  5. Step 5: Solve for x
    x = 42,026,996,730.96/192,740.48
  6. Step 6: Final answer
    x = 218,049.66

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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.