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Finding the Fourth Proportional to 229,002.85, 316,028.99 and 127,024.98

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Solution

The fourth proportional to 229,002.85, 316,028.99 and 127,024.98 is: 175,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,002.85 : 316,028.99 = 127,024.98 : x
  2. Step 2: Convert to fraction form
    229,002.85/316,028.99 = 127,024.98/x
  3. Step 3: Cross multiply
    229,002.85x = 316,028.99 × 127,024.98
  4. Step 4: Simplify right side
    229,002.85x = 40,143,577,933.12
  5. Step 5: Solve for x
    x = 40,143,577,933.12/229,002.85
  6. Step 6: Final answer
    x = 175,297.29

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1.5x scale

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.