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Finding the Fourth Proportional to 222,001.95, 332,620.20 and 103,430.10

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Solution

The fourth proportional to 222,001.95, 332,620.20 and 103,430.10 is: 154,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,001.95 : 332,620.20 = 103,430.10 : x
  2. Step 2: Convert to fraction form
    222,001.95/332,620.20 = 103,430.10/x
  3. Step 3: Cross multiply
    222,001.95x = 332,620.20 × 103,430.10
  4. Step 4: Simplify right side
    222,001.95x = 34,402,940,548.02
  5. Step 5: Solve for x
    x = 34,402,940,548.02/222,001.95
  6. Step 6: Final answer
    x = 154,966.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.