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Finding the Fourth Proportional to 123,393.16, 185,090.22 and 29,898.76

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Solution

The fourth proportional to 123,393.16, 185,090.22 and 29,898.76 is: 44,848.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,393.16 : 185,090.22 = 29,898.76 : x
  2. Step 2: Convert to fraction form
    123,393.16/185,090.22 = 29,898.76/x
  3. Step 3: Cross multiply
    123,393.16x = 185,090.22 × 29,898.76
  4. Step 4: Simplify right side
    123,393.16x = 5,533,968,066.13
  5. Step 5: Solve for x
    x = 5,533,968,066.13/123,393.16
  6. Step 6: Final answer
    x = 44,848.26

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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.