Home / 122,723.81-183,863.24-56,219.57

Finding the Fourth Proportional to 122,723.81, 183,863.24 and 56,219.57

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Solution

The fourth proportional to 122,723.81, 183,863.24 and 56,219.57 is: 84,227.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,723.81 : 183,863.24 = 56,219.57 : x
  2. Step 2: Convert to fraction form
    122,723.81/183,863.24 = 56,219.57/x
  3. Step 3: Cross multiply
    122,723.81x = 183,863.24 × 56,219.57
  4. Step 4: Simplify right side
    122,723.81x = 10,336,712,010.51
  5. Step 5: Solve for x
    x = 10,336,712,010.51/122,723.81
  6. Step 6: Final answer
    x = 84,227.44

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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.