Home / 257,926.94-355,972.01-144,749.69

Finding the Fourth Proportional to 257,926.94, 355,972.01 and 144,749.69

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Solution

The fourth proportional to 257,926.94, 355,972.01 and 144,749.69 is: 199,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,926.94 : 355,972.01 = 144,749.69 : x
  2. Step 2: Convert to fraction form
    257,926.94/355,972.01 = 144,749.69/x
  3. Step 3: Cross multiply
    257,926.94x = 355,972.01 × 144,749.69
  4. Step 4: Simplify right side
    257,926.94x = 51,526,838,096.18
  5. Step 5: Solve for x
    x = 51,526,838,096.18/257,926.94
  6. Step 6: Final answer
    x = 199,773.00

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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.