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Finding the Fourth Proportional to 162,062.88, 223,587.28 and 101,636.08

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Solution

The fourth proportional to 162,062.88, 223,587.28 and 101,636.08 is: 140,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,062.88 : 223,587.28 = 101,636.08 : x
  2. Step 2: Convert to fraction form
    162,062.88/223,587.28 = 101,636.08/x
  3. Step 3: Cross multiply
    162,062.88x = 223,587.28 × 101,636.08
  4. Step 4: Simplify right side
    162,062.88x = 22,724,534,677.06
  5. Step 5: Solve for x
    x = 22,724,534,677.06/162,062.88
  6. Step 6: Final answer
    x = 140,220.48

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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.