Home / 104,995.85-144,897.26-57,251.81

Finding the Fourth Proportional to 104,995.85, 144,897.26 and 57,251.81

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Solution

The fourth proportional to 104,995.85, 144,897.26 and 57,251.81 is: 79,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,995.85 : 144,897.26 = 57,251.81 : x
  2. Step 2: Convert to fraction form
    104,995.85/144,897.26 = 57,251.81/x
  3. Step 3: Cross multiply
    104,995.85x = 144,897.26 × 57,251.81
  4. Step 4: Simplify right side
    104,995.85x = 8,295,630,475.02
  5. Step 5: Solve for x
    x = 8,295,630,475.02/104,995.85
  6. Step 6: Final answer
    x = 79,009.13

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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.