Home / 144,982.02-217,492.79-84,220.83

Finding the Fourth Proportional to 144,982.02, 217,492.79 and 84,220.83

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Solution

The fourth proportional to 144,982.02, 217,492.79 and 84,220.83 is: 126,342.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,982.02 : 217,492.79 = 84,220.83 : x
  2. Step 2: Convert to fraction form
    144,982.02/217,492.79 = 84,220.83/x
  3. Step 3: Cross multiply
    144,982.02x = 217,492.79 × 84,220.83
  4. Step 4: Simplify right side
    144,982.02x = 18,317,423,503.37
  5. Step 5: Solve for x
    x = 18,317,423,503.37/144,982.02
  6. Step 6: Final answer
    x = 126,342.73

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1.5x scale

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.