Home / 152,872.24-229,203.69-77,847.16

Finding the Fourth Proportional to 152,872.24, 229,203.69 and 77,847.16

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Solution

The fourth proportional to 152,872.24, 229,203.69 and 77,847.16 is: 116,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,872.24 : 229,203.69 = 77,847.16 : x
  2. Step 2: Convert to fraction form
    152,872.24/229,203.69 = 77,847.16/x
  3. Step 3: Cross multiply
    152,872.24x = 229,203.69 × 77,847.16
  4. Step 4: Simplify right side
    152,872.24x = 17,842,856,328.02
  5. Step 5: Solve for x
    x = 17,842,856,328.02/152,872.24
  6. Step 6: Final answer
    x = 116,717.44

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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.