Home / 180,834.62-271,266.71-90,831.05

Finding the Fourth Proportional to 180,834.62, 271,266.71 and 90,831.05

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Solution

The fourth proportional to 180,834.62, 271,266.71 and 90,831.05 is: 136,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,834.62 : 271,266.71 = 90,831.05 : x
  2. Step 2: Convert to fraction form
    180,834.62/271,266.71 = 90,831.05/x
  3. Step 3: Cross multiply
    180,834.62x = 271,266.71 × 90,831.05
  4. Step 4: Simplify right side
    180,834.62x = 24,639,438,743.01
  5. Step 5: Solve for x
    x = 24,639,438,743.01/180,834.62
  6. Step 6: Final answer
    x = 136,254.00

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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.