Home / 152,811.40-229,281.90-96,694.60

Finding the Fourth Proportional to 152,811.40, 229,281.90 and 96,694.60

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Solution

The fourth proportional to 152,811.40, 229,281.90 and 96,694.60 is: 145,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,811.40 : 229,281.90 = 96,694.60 : x
  2. Step 2: Convert to fraction form
    152,811.40/229,281.90 = 96,694.60/x
  3. Step 3: Cross multiply
    152,811.40x = 229,281.90 × 96,694.60
  4. Step 4: Simplify right side
    152,811.40x = 22,170,321,607.74
  5. Step 5: Solve for x
    x = 22,170,321,607.74/152,811.40
  6. Step 6: Final answer
    x = 145,082.90

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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.