Home / 81,460.96-122,210.55-25,298.17

Finding the Fourth Proportional to 81,460.96, 122,210.55 and 25,298.17

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Solution

The fourth proportional to 81,460.96, 122,210.55 and 25,298.17 is: 37,953.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,460.96 : 122,210.55 = 25,298.17 : x
  2. Step 2: Convert to fraction form
    81,460.96/122,210.55 = 25,298.17/x
  3. Step 3: Cross multiply
    81,460.96x = 122,210.55 × 25,298.17
  4. Step 4: Simplify right side
    81,460.96x = 3,091,703,269.69
  5. Step 5: Solve for x
    x = 3,091,703,269.69/81,460.96
  6. Step 6: Final answer
    x = 37,953.19

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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.