Home / 72,835.04-109,161.81-26,036.48

Finding the Fourth Proportional to 72,835.04, 109,161.81 and 26,036.48

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Solution

The fourth proportional to 72,835.04, 109,161.81 and 26,036.48 is: 39,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,835.04 : 109,161.81 = 26,036.48 : x
  2. Step 2: Convert to fraction form
    72,835.04/109,161.81 = 26,036.48/x
  3. Step 3: Cross multiply
    72,835.04x = 109,161.81 × 26,036.48
  4. Step 4: Simplify right side
    72,835.04x = 2,842,189,282.83
  5. Step 5: Solve for x
    x = 2,842,189,282.83/72,835.04
  6. Step 6: Final answer
    x = 39,022.28

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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.