Home / 156,002.80-234,004.20-50,820.40

Finding the Fourth Proportional to 156,002.80, 234,004.20 and 50,820.40

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Solution

The fourth proportional to 156,002.80, 234,004.20 and 50,820.40 is: 76,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,002.80 : 234,004.20 = 50,820.40 : x
  2. Step 2: Convert to fraction form
    156,002.80/234,004.20 = 50,820.40/x
  3. Step 3: Cross multiply
    156,002.80x = 234,004.20 × 50,820.40
  4. Step 4: Simplify right side
    156,002.80x = 11,892,187,045.68
  5. Step 5: Solve for x
    x = 11,892,187,045.68/156,002.80
  6. Step 6: Final answer
    x = 76,230.60

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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.