Home / 152,999.71-229,538.50-89,873.21

Finding the Fourth Proportional to 152,999.71, 229,538.50 and 89,873.21

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Solution

The fourth proportional to 152,999.71, 229,538.50 and 89,873.21 is: 134,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,999.71 : 229,538.50 = 89,873.21 : x
  2. Step 2: Convert to fraction form
    152,999.71/229,538.50 = 89,873.21/x
  3. Step 3: Cross multiply
    152,999.71x = 229,538.50 × 89,873.21
  4. Step 4: Simplify right side
    152,999.71x = 20,629,362,162.75
  5. Step 5: Solve for x
    x = 20,629,362,162.75/152,999.71
  6. Step 6: Final answer
    x = 134,832.69

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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.