Home / 151,765.61-227,200.05-145,270.22

Finding the Fourth Proportional to 151,765.61, 227,200.05 and 145,270.22

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Solution

The fourth proportional to 151,765.61, 227,200.05 and 145,270.22 is: 217,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,765.61 : 227,200.05 = 145,270.22 : x
  2. Step 2: Convert to fraction form
    151,765.61/227,200.05 = 145,270.22/x
  3. Step 3: Cross multiply
    151,765.61x = 227,200.05 × 145,270.22
  4. Step 4: Simplify right side
    151,765.61x = 33,005,400,111.51
  5. Step 5: Solve for x
    x = 33,005,400,111.51/151,765.61
  6. Step 6: Final answer
    x = 217,476.15

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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.