Home / 187,143.22-258,276.66-110,687.06

Finding the Fourth Proportional to 187,143.22, 258,276.66 and 110,687.06

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Solution

The fourth proportional to 187,143.22, 258,276.66 and 110,687.06 is: 152,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,143.22 : 258,276.66 = 110,687.06 : x
  2. Step 2: Convert to fraction form
    187,143.22/258,276.66 = 110,687.06/x
  3. Step 3: Cross multiply
    187,143.22x = 258,276.66 × 110,687.06
  4. Step 4: Simplify right side
    187,143.22x = 28,587,884,807.71
  5. Step 5: Solve for x
    x = 28,587,884,807.71/187,143.22
  6. Step 6: Final answer
    x = 152,759.40

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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.