Home / 178,482.22-246,289.78-101,986.13

Finding the Fourth Proportional to 178,482.22, 246,289.78 and 101,986.13

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Solution

The fourth proportional to 178,482.22, 246,289.78 and 101,986.13 is: 140,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,482.22 : 246,289.78 = 101,986.13 : x
  2. Step 2: Convert to fraction form
    178,482.22/246,289.78 = 101,986.13/x
  3. Step 3: Cross multiply
    178,482.22x = 246,289.78 × 101,986.13
  4. Step 4: Simplify right side
    178,482.22x = 25,118,141,520.75
  5. Step 5: Solve for x
    x = 25,118,141,520.75/178,482.22
  6. Step 6: Final answer
    x = 140,731.90

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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.