Home / 169,719.92-234,214.80-106,095.20

Finding the Fourth Proportional to 169,719.92, 234,214.80 and 106,095.20

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Solution

The fourth proportional to 169,719.92, 234,214.80 and 106,095.20 is: 146,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,719.92 : 234,214.80 = 106,095.20 : x
  2. Step 2: Convert to fraction form
    169,719.92/234,214.80 = 106,095.20/x
  3. Step 3: Cross multiply
    169,719.92x = 234,214.80 × 106,095.20
  4. Step 4: Simplify right side
    169,719.92x = 24,849,066,048.96
  5. Step 5: Solve for x
    x = 24,849,066,048.96/169,719.92
  6. Step 6: Final answer
    x = 146,412.20

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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.