Home / 183,840.30-253,690.11-103,271.22

Finding the Fourth Proportional to 183,840.30, 253,690.11 and 103,271.22

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Solution

The fourth proportional to 183,840.30, 253,690.11 and 103,271.22 is: 142,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,840.30 : 253,690.11 = 103,271.22 : x
  2. Step 2: Convert to fraction form
    183,840.30/253,690.11 = 103,271.22/x
  3. Step 3: Cross multiply
    183,840.30x = 253,690.11 × 103,271.22
  4. Step 4: Simplify right side
    183,840.30x = 26,198,887,161.63
  5. Step 5: Solve for x
    x = 26,198,887,161.63/183,840.30
  6. Step 6: Final answer
    x = 142,508.94

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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.