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Finding the Fourth Proportional to 169,270.48, 233,530.74 and 101,289.04

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Solution

The fourth proportional to 169,270.48, 233,530.74 and 101,289.04 is: 139,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,270.48 : 233,530.74 = 101,289.04 : x
  2. Step 2: Convert to fraction form
    169,270.48/233,530.74 = 101,289.04/x
  3. Step 3: Cross multiply
    169,270.48x = 233,530.74 × 101,289.04
  4. Step 4: Simplify right side
    169,270.48x = 23,654,104,465.09
  5. Step 5: Solve for x
    x = 23,654,104,465.09/169,270.48
  6. Step 6: Final answer
    x = 139,741.46

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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.