Home / 207,826.48-286,609.05-131,212.46

Finding the Fourth Proportional to 207,826.48, 286,609.05 and 131,212.46

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Solution

The fourth proportional to 207,826.48, 286,609.05 and 131,212.46 is: 180,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,826.48 : 286,609.05 = 131,212.46 : x
  2. Step 2: Convert to fraction form
    207,826.48/286,609.05 = 131,212.46/x
  3. Step 3: Cross multiply
    207,826.48x = 286,609.05 × 131,212.46
  4. Step 4: Simplify right side
    207,826.48x = 37,606,678,508.76
  5. Step 5: Solve for x
    x = 37,606,678,508.76/207,826.48
  6. Step 6: Final answer
    x = 180,952.29

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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.