Home / 187,884.33-259,279.83-103,001.46

Finding the Fourth Proportional to 187,884.33, 259,279.83 and 103,001.46

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Solution

The fourth proportional to 187,884.33, 259,279.83 and 103,001.46 is: 142,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,884.33 : 259,279.83 = 103,001.46 : x
  2. Step 2: Convert to fraction form
    187,884.33/259,279.83 = 103,001.46/x
  3. Step 3: Cross multiply
    187,884.33x = 259,279.83 × 103,001.46
  4. Step 4: Simplify right side
    187,884.33x = 26,706,201,038.55
  5. Step 5: Solve for x
    x = 26,706,201,038.55/187,884.33
  6. Step 6: Final answer
    x = 142,141.72

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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.