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Finding the Fourth Proportional to 282,644.59, 423,875.77 and 93,059.82

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Solution

The fourth proportional to 282,644.59, 423,875.77 and 93,059.82 is: 139,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,644.59 : 423,875.77 = 93,059.82 : x
  2. Step 2: Convert to fraction form
    282,644.59/423,875.77 = 93,059.82/x
  3. Step 3: Cross multiply
    282,644.59x = 423,875.77 × 93,059.82
  4. Step 4: Simplify right side
    282,644.59x = 39,445,801,230.28
  5. Step 5: Solve for x
    x = 39,445,801,230.28/282,644.59
  6. Step 6: Final answer
    x = 139,559.72

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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.