Home / 180,020.94-269,611.02-142,327.86

Finding the Fourth Proportional to 180,020.94, 269,611.02 and 142,327.86

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Solution

The fourth proportional to 180,020.94, 269,611.02 and 142,327.86 is: 213,159.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,020.94 : 269,611.02 = 142,327.86 : x
  2. Step 2: Convert to fraction form
    180,020.94/269,611.02 = 142,327.86/x
  3. Step 3: Cross multiply
    180,020.94x = 269,611.02 × 142,327.86
  4. Step 4: Simplify right side
    180,020.94x = 38,373,159,509.02
  5. Step 5: Solve for x
    x = 38,373,159,509.02/180,020.94
  6. Step 6: Final answer
    x = 213,159.42

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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.