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Finding the Fourth Proportional to 169,655.01, 234,152.72 and 98,076.53

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Solution

The fourth proportional to 169,655.01, 234,152.72 and 98,076.53 is: 135,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,655.01 : 234,152.72 = 98,076.53 : x
  2. Step 2: Convert to fraction form
    169,655.01/234,152.72 = 98,076.53/x
  3. Step 3: Cross multiply
    169,655.01x = 234,152.72 × 98,076.53
  4. Step 4: Simplify right side
    169,655.01x = 22,964,884,606.52
  5. Step 5: Solve for x
    x = 22,964,884,606.52/169,655.01
  6. Step 6: Final answer
    x = 135,362.25

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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.