Home / 199,638.07-299,471.48-62,849.45

Finding the Fourth Proportional to 199,638.07, 299,471.48 and 62,849.45

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Solution

The fourth proportional to 199,638.07, 299,471.48 and 62,849.45 is: 94,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,638.07 : 299,471.48 = 62,849.45 : x
  2. Step 2: Convert to fraction form
    199,638.07/299,471.48 = 62,849.45/x
  3. Step 3: Cross multiply
    199,638.07x = 299,471.48 × 62,849.45
  4. Step 4: Simplify right side
    199,638.07x = 18,821,617,808.69
  5. Step 5: Solve for x
    x = 18,821,617,808.69/199,638.07
  6. Step 6: Final answer
    x = 94,278.70

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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.