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Finding the Fourth Proportional to 180,247.57, 270,368.37 and 53,888.11

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Solution

The fourth proportional to 180,247.57, 270,368.37 and 53,888.11 is: 80,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,247.57 : 270,368.37 = 53,888.11 : x
  2. Step 2: Convert to fraction form
    180,247.57/270,368.37 = 53,888.11/x
  3. Step 3: Cross multiply
    180,247.57x = 270,368.37 × 53,888.11
  4. Step 4: Simplify right side
    180,247.57x = 14,569,640,463.08
  5. Step 5: Solve for x
    x = 14,569,640,463.08/180,247.57
  6. Step 6: Final answer
    x = 80,831.27

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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.