Home / 188,043.23-282,065.47-47,801.86

Finding the Fourth Proportional to 188,043.23, 282,065.47 and 47,801.86

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Solution

The fourth proportional to 188,043.23, 282,065.47 and 47,801.86 is: 71,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,043.23 : 282,065.47 = 47,801.86 : x
  2. Step 2: Convert to fraction form
    188,043.23/282,065.47 = 47,801.86/x
  3. Step 3: Cross multiply
    188,043.23x = 282,065.47 × 47,801.86
  4. Step 4: Simplify right side
    188,043.23x = 13,483,253,283.11
  5. Step 5: Solve for x
    x = 13,483,253,283.11/188,043.23
  6. Step 6: Final answer
    x = 71,702.94

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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.