Home / 161,012.80-241,519.20-42,696.10

Finding the Fourth Proportional to 161,012.80, 241,519.20 and 42,696.10

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Solution

The fourth proportional to 161,012.80, 241,519.20 and 42,696.10 is: 64,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,012.80 : 241,519.20 = 42,696.10 : x
  2. Step 2: Convert to fraction form
    161,012.80/241,519.20 = 42,696.10/x
  3. Step 3: Cross multiply
    161,012.80x = 241,519.20 × 42,696.10
  4. Step 4: Simplify right side
    161,012.80x = 10,311,927,915.12
  5. Step 5: Solve for x
    x = 10,311,927,915.12/161,012.80
  6. Step 6: Final answer
    x = 64,044.15

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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.