Home / 156,564.75-234,887.22-51,384.63

Finding the Fourth Proportional to 156,564.75, 234,887.22 and 51,384.63

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Solution

The fourth proportional to 156,564.75, 234,887.22 and 51,384.63 is: 77,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,564.75 : 234,887.22 = 51,384.63 : x
  2. Step 2: Convert to fraction form
    156,564.75/234,887.22 = 51,384.63/x
  3. Step 3: Cross multiply
    156,564.75x = 234,887.22 × 51,384.63
  4. Step 4: Simplify right side
    156,564.75x = 12,069,592,891.43
  5. Step 5: Solve for x
    x = 12,069,592,891.43/156,564.75
  6. Step 6: Final answer
    x = 77,090.10

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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.