Home / 237,801.06-356,738.48-80,017.20

Finding the Fourth Proportional to 237,801.06, 356,738.48 and 80,017.20

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Solution

The fourth proportional to 237,801.06, 356,738.48 and 80,017.20 is: 120,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,801.06 : 356,738.48 = 80,017.20 : x
  2. Step 2: Convert to fraction form
    237,801.06/356,738.48 = 80,017.20/x
  3. Step 3: Cross multiply
    237,801.06x = 356,738.48 × 80,017.20
  4. Step 4: Simplify right side
    237,801.06x = 28,545,213,901.77
  5. Step 5: Solve for x
    x = 28,545,213,901.77/237,801.06
  6. Step 6: Final answer
    x = 120,038.21

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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.