Home / 282,418.98-423,538.74-92,835.60

Finding the Fourth Proportional to 282,418.98, 423,538.74 and 92,835.60

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Solution

The fourth proportional to 282,418.98, 423,538.74 and 92,835.60 is: 139,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,418.98 : 423,538.74 = 92,835.60 : x
  2. Step 2: Convert to fraction form
    282,418.98/423,538.74 = 92,835.60/x
  3. Step 3: Cross multiply
    282,418.98x = 423,538.74 × 92,835.60
  4. Step 4: Simplify right side
    282,418.98x = 39,319,473,051.14
  5. Step 5: Solve for x
    x = 39,319,473,051.14/282,418.98
  6. Step 6: Final answer
    x = 139,223.90

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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.