Home / 104,036.00-143,568.65-56,288.30

Finding the Fourth Proportional to 104,036.00, 143,568.65 and 56,288.30

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Solution

The fourth proportional to 104,036.00, 143,568.65 and 56,288.30 is: 77,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,036.00 : 143,568.65 = 56,288.30 : x
  2. Step 2: Convert to fraction form
    104,036.00/143,568.65 = 56,288.30/x
  3. Step 3: Cross multiply
    104,036.00x = 143,568.65 × 56,288.30
  4. Step 4: Simplify right side
    104,036.00x = 8,081,234,664.67
  5. Step 5: Solve for x
    x = 8,081,234,664.67/104,036.00
  6. Step 6: Final answer
    x = 77,677.29

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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.