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Finding the Fourth Proportional to 183,507.01, 253,739.18 and 159,887.41

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Solution

The fourth proportional to 183,507.01, 253,739.18 and 159,887.41 is: 221,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,507.01 : 253,739.18 = 159,887.41 : x
  2. Step 2: Convert to fraction form
    183,507.01/253,739.18 = 159,887.41/x
  3. Step 3: Cross multiply
    183,507.01x = 253,739.18 × 159,887.41
  4. Step 4: Simplify right side
    183,507.01x = 40,569,700,071.09
  5. Step 5: Solve for x
    x = 40,569,700,071.09/183,507.01
  6. Step 6: Final answer
    x = 221,079.84

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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.