Home / 144,845.01-199,885.48-81,182.81

Finding the Fourth Proportional to 144,845.01, 199,885.48 and 81,182.81

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Solution

The fourth proportional to 144,845.01, 199,885.48 and 81,182.81 is: 112,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,845.01 : 199,885.48 = 81,182.81 : x
  2. Step 2: Convert to fraction form
    144,845.01/199,885.48 = 81,182.81/x
  3. Step 3: Cross multiply
    144,845.01x = 199,885.48 × 81,182.81
  4. Step 4: Simplify right side
    144,845.01x = 16,227,264,174.08
  5. Step 5: Solve for x
    x = 16,227,264,174.08/144,845.01
  6. Step 6: Final answer
    x = 112,031.92

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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.