Home / 122,279.48-183,383.64-47,382.92

Finding the Fourth Proportional to 122,279.48, 183,383.64 and 47,382.92

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Solution

The fourth proportional to 122,279.48, 183,383.64 and 47,382.92 is: 71,060.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,279.48 : 183,383.64 = 47,382.92 : x
  2. Step 2: Convert to fraction form
    122,279.48/183,383.64 = 47,382.92/x
  3. Step 3: Cross multiply
    122,279.48x = 183,383.64 × 47,382.92
  4. Step 4: Simplify right side
    122,279.48x = 8,689,252,343.43
  5. Step 5: Solve for x
    x = 8,689,252,343.43/122,279.48
  6. Step 6: Final answer
    x = 71,060.59

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1.5x scale

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.