Home / 140,966.15-211,445.70-41,127.22

Finding the Fourth Proportional to 140,966.15, 211,445.70 and 41,127.22

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Solution

The fourth proportional to 140,966.15, 211,445.70 and 41,127.22 is: 61,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,966.15 : 211,445.70 = 41,127.22 : x
  2. Step 2: Convert to fraction form
    140,966.15/211,445.70 = 41,127.22/x
  3. Step 3: Cross multiply
    140,966.15x = 211,445.70 × 41,127.22
  4. Step 4: Simplify right side
    140,966.15x = 8,696,172,858.32
  5. Step 5: Solve for x
    x = 8,696,172,858.32/140,966.15
  6. Step 6: Final answer
    x = 61,689.80

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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.