Home / 187,628.98-258,935.66-102,746.04

Finding the Fourth Proportional to 187,628.98, 258,935.66 and 102,746.04

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Solution

The fourth proportional to 187,628.98, 258,935.66 and 102,746.04 is: 141,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,628.98 : 258,935.66 = 102,746.04 : x
  2. Step 2: Convert to fraction form
    187,628.98/258,935.66 = 102,746.04/x
  3. Step 3: Cross multiply
    187,628.98x = 258,935.66 × 102,746.04
  4. Step 4: Simplify right side
    187,628.98x = 26,604,613,679.79
  5. Step 5: Solve for x
    x = 26,604,613,679.79/187,628.98
  6. Step 6: Final answer
    x = 141,793.73

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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.