Home / 282,558.80-423,791.58-93,021.68

Finding the Fourth Proportional to 282,558.80, 423,791.58 and 93,021.68

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Solution

The fourth proportional to 282,558.80, 423,791.58 and 93,021.68 is: 139,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,558.80 : 423,791.58 = 93,021.68 : x
  2. Step 2: Convert to fraction form
    282,558.80/423,791.58 = 93,021.68/x
  3. Step 3: Cross multiply
    282,558.80x = 423,791.58 × 93,021.68
  4. Step 4: Simplify right side
    282,558.80x = 39,421,804,741.45
  5. Step 5: Solve for x
    x = 39,421,804,741.45/282,558.80
  6. Step 6: Final answer
    x = 139,517.17

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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.