Home / 180,212.02-270,429.20-91,529.17

Finding the Fourth Proportional to 180,212.02, 270,429.20 and 91,529.17

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Solution

The fourth proportional to 180,212.02, 270,429.20 and 91,529.17 is: 137,350.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,212.02 : 270,429.20 = 91,529.17 : x
  2. Step 2: Convert to fraction form
    180,212.02/270,429.20 = 91,529.17/x
  3. Step 3: Cross multiply
    180,212.02x = 270,429.20 × 91,529.17
  4. Step 4: Simplify right side
    180,212.02x = 24,752,160,219.76
  5. Step 5: Solve for x
    x = 24,752,160,219.76/180,212.02
  6. Step 6: Final answer
    x = 137,350.22

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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.