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Finding the Fourth Proportional to 44,353.52, 61,217.88 and 30,212

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Solution

The fourth proportional to 44,353.52, 61,217.88 and 30,212 is: 41,699.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,353.52 : 61,217.88 = 30,212 : x
  2. Step 2: Convert to fraction form
    44,353.52/61,217.88 = 30,212/x
  3. Step 3: Cross multiply
    44,353.52x = 61,217.88 × 30,212
  4. Step 4: Simplify right side
    44,353.52x = 1,849,514,590.56
  5. Step 5: Solve for x
    x = 1,849,514,590.56/44,353.52
  6. Step 6: Final answer
    x = 41,699.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.