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Finding the Fourth Proportional to 43,514.70, 61,051.80 and 43,514.70

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Solution

The fourth proportional to 43,514.70, 61,051.80 and 43,514.70 is: 61,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,514.70 : 61,051.80 = 43,514.70 : x
  2. Step 2: Convert to fraction form
    43,514.70/61,051.80 = 43,514.70/x
  3. Step 3: Cross multiply
    43,514.70x = 61,051.80 × 43,514.70
  4. Step 4: Simplify right side
    43,514.70x = 2,656,650,761.46
  5. Step 5: Solve for x
    x = 2,656,650,761.46/43,514.70
  6. Step 6: Final answer
    x = 61,051.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.