Home / 147,073.08-203,005.22-127,144.04

Finding the Fourth Proportional to 147,073.08, 203,005.22 and 127,144.04

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Solution

The fourth proportional to 147,073.08, 203,005.22 and 127,144.04 is: 175,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,073.08 : 203,005.22 = 127,144.04 : x
  2. Step 2: Convert to fraction form
    147,073.08/203,005.22 = 127,144.04/x
  3. Step 3: Cross multiply
    147,073.08x = 203,005.22 × 127,144.04
  4. Step 4: Simplify right side
    147,073.08x = 25,810,903,811.89
  5. Step 5: Solve for x
    x = 25,810,903,811.89/147,073.08
  6. Step 6: Final answer
    x = 175,497.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.