Home / 67,933.76-93,731.67-40,714.16

Finding the Fourth Proportional to 67,933.76, 93,731.67 and 40,714.16

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Solution

The fourth proportional to 67,933.76, 93,731.67 and 40,714.16 is: 56,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,933.76 : 93,731.67 = 40,714.16 : x
  2. Step 2: Convert to fraction form
    67,933.76/93,731.67 = 40,714.16/x
  3. Step 3: Cross multiply
    67,933.76x = 93,731.67 × 40,714.16
  4. Step 4: Simplify right side
    67,933.76x = 3,816,205,815.34
  5. Step 5: Solve for x
    x = 3,816,205,815.34/67,933.76
  6. Step 6: Final answer
    x = 56,175.39

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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.