Home / 146,962.74-220,259.64-79,492.08

Finding the Fourth Proportional to 146,962.74, 220,259.64 and 79,492.08

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Solution

The fourth proportional to 146,962.74, 220,259.64 and 79,492.08 is: 119,138.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,962.74 : 220,259.64 = 79,492.08 : x
  2. Step 2: Convert to fraction form
    146,962.74/220,259.64 = 79,492.08/x
  3. Step 3: Cross multiply
    146,962.74x = 220,259.64 × 79,492.08
  4. Step 4: Simplify right side
    146,962.74x = 17,508,896,923.65
  5. Step 5: Solve for x
    x = 17,508,896,923.65/146,962.74
  6. Step 6: Final answer
    x = 119,138.34

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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.