Home / 282,561.24-423,863.74-80,153.93

Finding the Fourth Proportional to 282,561.24, 423,863.74 and 80,153.93

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Solution

The fourth proportional to 282,561.24, 423,863.74 and 80,153.93 is: 120,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,561.24 : 423,863.74 = 80,153.93 : x
  2. Step 2: Convert to fraction form
    282,561.24/423,863.74 = 80,153.93/x
  3. Step 3: Cross multiply
    282,561.24x = 423,863.74 × 80,153.93
  4. Step 4: Simplify right side
    282,561.24x = 33,974,345,404.77
  5. Step 5: Solve for x
    x = 33,974,345,404.77/282,561.24
  6. Step 6: Final answer
    x = 120,237.10

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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.