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Finding the Fourth Proportional to 282,567.69, 423,869.76 and 124,795.69

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Solution

The fourth proportional to 282,567.69, 423,869.76 and 124,795.69 is: 187,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,567.69 : 423,869.76 = 124,795.69 : x
  2. Step 2: Convert to fraction form
    282,567.69/423,869.76 = 124,795.69/x
  3. Step 3: Cross multiply
    282,567.69x = 423,869.76 × 124,795.69
  4. Step 4: Simplify right side
    282,567.69x = 52,897,118,109.66
  5. Step 5: Solve for x
    x = 52,897,118,109.66/282,567.69
  6. Step 6: Final answer
    x = 187,201.58

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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.