Home / 187,129.45-258,253.95-106,582.24

Finding the Fourth Proportional to 187,129.45, 258,253.95 and 106,582.24

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Solution

The fourth proportional to 187,129.45, 258,253.95 and 106,582.24 is: 147,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,129.45 : 258,253.95 = 106,582.24 : x
  2. Step 2: Convert to fraction form
    187,129.45/258,253.95 = 106,582.24/x
  3. Step 3: Cross multiply
    187,129.45x = 258,253.95 × 106,582.24
  4. Step 4: Simplify right side
    187,129.45x = 27,525,284,479.85
  5. Step 5: Solve for x
    x = 27,525,284,479.85/187,129.45
  6. Step 6: Final answer
    x = 147,092.21

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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.