Home / 274,911.47-379,371.67-160,182.98

Finding the Fourth Proportional to 274,911.47, 379,371.67 and 160,182.98

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Solution

The fourth proportional to 274,911.47, 379,371.67 and 160,182.98 is: 221,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,911.47 : 379,371.67 = 160,182.98 : x
  2. Step 2: Convert to fraction form
    274,911.47/379,371.67 = 160,182.98/x
  3. Step 3: Cross multiply
    274,911.47x = 379,371.67 × 160,182.98
  4. Step 4: Simplify right side
    274,911.47x = 60,768,884,628.18
  5. Step 5: Solve for x
    x = 60,768,884,628.18/274,911.47
  6. Step 6: Final answer
    x = 221,048.92

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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.