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Finding the Fourth Proportional to 151,570.30, 227,355.45 and 134,074.30

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Solution

The fourth proportional to 151,570.30, 227,355.45 and 134,074.30 is: 201,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,570.30 : 227,355.45 = 134,074.30 : x
  2. Step 2: Convert to fraction form
    151,570.30/227,355.45 = 134,074.30/x
  3. Step 3: Cross multiply
    151,570.30x = 227,355.45 × 134,074.30
  4. Step 4: Simplify right side
    151,570.30x = 30,482,522,809.94
  5. Step 5: Solve for x
    x = 30,482,522,809.94/151,570.30
  6. Step 6: Final answer
    x = 201,111.45

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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.