Home / 239,157.66-358,687.53-89,370.30

Finding the Fourth Proportional to 239,157.66, 358,687.53 and 89,370.30

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Solution

The fourth proportional to 239,157.66, 358,687.53 and 89,370.30 is: 134,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,157.66 : 358,687.53 = 89,370.30 : x
  2. Step 2: Convert to fraction form
    239,157.66/358,687.53 = 89,370.30/x
  3. Step 3: Cross multiply
    239,157.66x = 358,687.53 × 89,370.30
  4. Step 4: Simplify right side
    239,157.66x = 32,056,012,162.36
  5. Step 5: Solve for x
    x = 32,056,012,162.36/239,157.66
  6. Step 6: Final answer
    x = 134,037.15

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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.