Home / 261,788.00-392,318.69-119,285.01

Finding the Fourth Proportional to 261,788.00, 392,318.69 and 119,285.01

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Solution

The fourth proportional to 261,788.00, 392,318.69 and 119,285.01 is: 178,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,788.00 : 392,318.69 = 119,285.01 : x
  2. Step 2: Convert to fraction form
    261,788.00/392,318.69 = 119,285.01/x
  3. Step 3: Cross multiply
    261,788.00x = 392,318.69 × 119,285.01
  4. Step 4: Simplify right side
    261,788.00x = 46,797,738,263.41
  5. Step 5: Solve for x
    x = 46,797,738,263.41/261,788.00
  6. Step 6: Final answer
    x = 178,761.97

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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.