Home / 260,830.14-391,010.49-94,501.50

Finding the Fourth Proportional to 260,830.14, 391,010.49 and 94,501.50

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Solution

The fourth proportional to 260,830.14, 391,010.49 and 94,501.50 is: 141,667.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,830.14 : 391,010.49 = 94,501.50 : x
  2. Step 2: Convert to fraction form
    260,830.14/391,010.49 = 94,501.50/x
  3. Step 3: Cross multiply
    260,830.14x = 391,010.49 × 94,501.50
  4. Step 4: Simplify right side
    260,830.14x = 36,951,077,820.74
  5. Step 5: Solve for x
    x = 36,951,077,820.74/260,830.14
  6. Step 6: Final answer
    x = 141,667.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.