Home / 152,987.30-229,148.64-73,935.75

Finding the Fourth Proportional to 152,987.30, 229,148.64 and 73,935.75

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Solution

The fourth proportional to 152,987.30, 229,148.64 and 73,935.75 is: 110,743.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,987.30 : 229,148.64 = 73,935.75 : x
  2. Step 2: Convert to fraction form
    152,987.30/229,148.64 = 73,935.75/x
  3. Step 3: Cross multiply
    152,987.30x = 229,148.64 × 73,935.75
  4. Step 4: Simplify right side
    152,987.30x = 16,942,276,559.88
  5. Step 5: Solve for x
    x = 16,942,276,559.88/152,987.30
  6. Step 6: Final answer
    x = 110,743.03

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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.