Home / 272,948.05-376,668.32-158,293.20

Finding the Fourth Proportional to 272,948.05, 376,668.32 and 158,293.20

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Solution

The fourth proportional to 272,948.05, 376,668.32 and 158,293.20 is: 218,444.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,948.05 : 376,668.32 = 158,293.20 : x
  2. Step 2: Convert to fraction form
    272,948.05/376,668.32 = 158,293.20/x
  3. Step 3: Cross multiply
    272,948.05x = 376,668.32 × 158,293.20
  4. Step 4: Simplify right side
    272,948.05x = 59,624,035,048.83
  5. Step 5: Solve for x
    x = 59,624,035,048.83/272,948.05
  6. Step 6: Final answer
    x = 218,444.63

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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.