Home / 187,675.18-258,991.87-101,634.83

Finding the Fourth Proportional to 187,675.18, 258,991.87 and 101,634.83

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Solution

The fourth proportional to 187,675.18, 258,991.87 and 101,634.83 is: 140,256.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,675.18 : 258,991.87 = 101,634.83 : x
  2. Step 2: Convert to fraction form
    187,675.18/258,991.87 = 101,634.83/x
  3. Step 3: Cross multiply
    187,675.18x = 258,991.87 × 101,634.83
  4. Step 4: Simplify right side
    187,675.18x = 26,322,594,678.83
  5. Step 5: Solve for x
    x = 26,322,594,678.83/187,675.18
  6. Step 6: Final answer
    x = 140,256.13

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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.