Home / 152,172.24-210,003.96-84,188.12

Finding the Fourth Proportional to 152,172.24, 210,003.96 and 84,188.12

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Solution

The fourth proportional to 152,172.24, 210,003.96 and 84,188.12 is: 116,183.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,172.24 : 210,003.96 = 84,188.12 : x
  2. Step 2: Convert to fraction form
    152,172.24/210,003.96 = 84,188.12/x
  3. Step 3: Cross multiply
    152,172.24x = 210,003.96 × 84,188.12
  4. Step 4: Simplify right side
    152,172.24x = 17,679,838,584.96
  5. Step 5: Solve for x
    x = 17,679,838,584.96/152,172.24
  6. Step 6: Final answer
    x = 116,183.07

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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.