Home / 147,359.11-221,040.18-117,963.80

Finding the Fourth Proportional to 147,359.11, 221,040.18 and 117,963.80

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Solution

The fourth proportional to 147,359.11, 221,040.18 and 117,963.80 is: 176,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,359.11 : 221,040.18 = 117,963.80 : x
  2. Step 2: Convert to fraction form
    147,359.11/221,040.18 = 117,963.80/x
  3. Step 3: Cross multiply
    147,359.11x = 221,040.18 × 117,963.80
  4. Step 4: Simplify right side
    147,359.11x = 26,074,738,995.67
  5. Step 5: Solve for x
    x = 26,074,738,995.67/147,359.11
  6. Step 6: Final answer
    x = 176,946.91

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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.