Home / 156,210.12-234,261.72-51,003

Finding the Fourth Proportional to 156,210.12, 234,261.72 and 51,003

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Solution

The fourth proportional to 156,210.12, 234,261.72 and 51,003 is: 76,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,210.12 : 234,261.72 = 51,003 : x
  2. Step 2: Convert to fraction form
    156,210.12/234,261.72 = 51,003/x
  3. Step 3: Cross multiply
    156,210.12x = 234,261.72 × 51,003
  4. Step 4: Simplify right side
    156,210.12x = 11,948,050,505.16
  5. Step 5: Solve for x
    x = 11,948,050,505.16/156,210.12
  6. Step 6: Final answer
    x = 76,487.05

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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.