Home / 272,550.96-408,827.05-83,012.18

Finding the Fourth Proportional to 272,550.96, 408,827.05 and 83,012.18

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Solution

The fourth proportional to 272,550.96, 408,827.05 and 83,012.18 is: 124,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,550.96 : 408,827.05 = 83,012.18 : x
  2. Step 2: Convert to fraction form
    272,550.96/408,827.05 = 83,012.18/x
  3. Step 3: Cross multiply
    272,550.96x = 408,827.05 × 83,012.18
  4. Step 4: Simplify right side
    272,550.96x = 33,937,622,411.80
  5. Step 5: Solve for x
    x = 33,937,622,411.80/272,550.96
  6. Step 6: Final answer
    x = 124,518.45

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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.