Home / 122,262.10-183,393.78-55,655.65

Finding the Fourth Proportional to 122,262.10, 183,393.78 and 55,655.65

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Solution

The fourth proportional to 122,262.10, 183,393.78 and 55,655.65 is: 83,483.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,262.10 : 183,393.78 = 55,655.65 : x
  2. Step 2: Convert to fraction form
    122,262.10/183,393.78 = 55,655.65/x
  3. Step 3: Cross multiply
    122,262.10x = 183,393.78 × 55,655.65
  4. Step 4: Simplify right side
    122,262.10x = 10,206,898,836.61
  5. Step 5: Solve for x
    x = 10,206,898,836.61/122,262.10
  6. Step 6: Final answer
    x = 83,483.76

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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.