Home / 152,887.96-229,158.91-77,849.60

Finding the Fourth Proportional to 152,887.96, 229,158.91 and 77,849.60

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Solution

The fourth proportional to 152,887.96, 229,158.91 and 77,849.60 is: 116,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,887.96 : 229,158.91 = 77,849.60 : x
  2. Step 2: Convert to fraction form
    152,887.96/229,158.91 = 77,849.60/x
  3. Step 3: Cross multiply
    152,887.96x = 229,158.91 × 77,849.60
  4. Step 4: Simplify right side
    152,887.96x = 17,839,929,479.94
  5. Step 5: Solve for x
    x = 17,839,929,479.94/152,887.96
  6. Step 6: Final answer
    x = 116,686.29

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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.