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Finding the Fourth Proportional to 255,299.77, 382,836.48 and 97,417.81

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Solution

The fourth proportional to 255,299.77, 382,836.48 and 97,417.81 is: 146,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,299.77 : 382,836.48 = 97,417.81 : x
  2. Step 2: Convert to fraction form
    255,299.77/382,836.48 = 97,417.81/x
  3. Step 3: Cross multiply
    255,299.77x = 382,836.48 × 97,417.81
  4. Step 4: Simplify right side
    255,299.77x = 37,295,091,469.71
  5. Step 5: Solve for x
    x = 37,295,091,469.71/255,299.77
  6. Step 6: Final answer
    x = 146,083.53

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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.