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Finding the Fourth Proportional to 273,220.17, 409,852.13 and 83,695.56

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Solution

The fourth proportional to 273,220.17, 409,852.13 and 83,695.56 is: 125,550.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,220.17 : 409,852.13 = 83,695.56 : x
  2. Step 2: Convert to fraction form
    273,220.17/409,852.13 = 83,695.56/x
  3. Step 3: Cross multiply
    273,220.17x = 409,852.13 × 83,695.56
  4. Step 4: Simplify right side
    273,220.17x = 34,302,803,119.07
  5. Step 5: Solve for x
    x = 34,302,803,119.07/273,220.17
  6. Step 6: Final answer
    x = 125,550.04

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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.