Home / 282,406.98-423,520.74-92,823.60

Finding the Fourth Proportional to 282,406.98, 423,520.74 and 92,823.60

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Solution

The fourth proportional to 282,406.98, 423,520.74 and 92,823.60 is: 139,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,406.98 : 423,520.74 = 92,823.60 : x
  2. Step 2: Convert to fraction form
    282,406.98/423,520.74 = 92,823.60/x
  3. Step 3: Cross multiply
    282,406.98x = 423,520.74 × 92,823.60
  4. Step 4: Simplify right side
    282,406.98x = 39,312,719,761.46
  5. Step 5: Solve for x
    x = 39,312,719,761.46/282,406.98
  6. Step 6: Final answer
    x = 139,205.91

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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.