Home / 161,332.02-222,684.93-100,096.83

Finding the Fourth Proportional to 161,332.02, 222,684.93 and 100,096.83

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Solution

The fourth proportional to 161,332.02, 222,684.93 and 100,096.83 is: 138,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,332.02 : 222,684.93 = 100,096.83 : x
  2. Step 2: Convert to fraction form
    161,332.02/222,684.93 = 100,096.83/x
  3. Step 3: Cross multiply
    161,332.02x = 222,684.93 × 100,096.83
  4. Step 4: Simplify right side
    161,332.02x = 22,290,055,581.77
  5. Step 5: Solve for x
    x = 22,290,055,581.77/161,332.02
  6. Step 6: Final answer
    x = 138,162.63

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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.