Home / 187,204.24-280,650.84-130,883.32

Finding the Fourth Proportional to 187,204.24, 280,650.84 and 130,883.32

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Solution

The fourth proportional to 187,204.24, 280,650.84 and 130,883.32 is: 196,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,204.24 : 280,650.84 = 130,883.32 : x
  2. Step 2: Convert to fraction form
    187,204.24/280,650.84 = 130,883.32/x
  3. Step 3: Cross multiply
    187,204.24x = 280,650.84 × 130,883.32
  4. Step 4: Simplify right side
    187,204.24x = 36,732,513,699.99
  5. Step 5: Solve for x
    x = 36,732,513,699.99/187,204.24
  6. Step 6: Final answer
    x = 196,216.25

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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.