Home / 152,202.72-210,040.01-84,222.56

Finding the Fourth Proportional to 152,202.72, 210,040.01 and 84,222.56

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Solution

The fourth proportional to 152,202.72, 210,040.01 and 84,222.56 is: 116,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,202.72 : 210,040.01 = 84,222.56 : x
  2. Step 2: Convert to fraction form
    152,202.72/210,040.01 = 84,222.56/x
  3. Step 3: Cross multiply
    152,202.72x = 210,040.01 × 84,222.56
  4. Step 4: Simplify right side
    152,202.72x = 17,690,105,873.31
  5. Step 5: Solve for x
    x = 17,690,105,873.31/152,202.72
  6. Step 6: Final answer
    x = 116,227.27

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1.5x scale

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.