Home / 102,769.94-141,826.65-59,749.22

Finding the Fourth Proportional to 102,769.94, 141,826.65 and 59,749.22

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Solution

The fourth proportional to 102,769.94, 141,826.65 and 59,749.22 is: 82,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,769.94 : 141,826.65 = 59,749.22 : x
  2. Step 2: Convert to fraction form
    102,769.94/141,826.65 = 59,749.22/x
  3. Step 3: Cross multiply
    102,769.94x = 141,826.65 × 59,749.22
  4. Step 4: Simplify right side
    102,769.94x = 8,474,031,712.71
  5. Step 5: Solve for x
    x = 8,474,031,712.71/102,769.94
  6. Step 6: Final answer
    x = 82,456.33

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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.