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Finding the Fourth Proportional to 224,127.30, 335,802.15 and 145,200.90

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Solution

The fourth proportional to 224,127.30, 335,802.15 and 145,200.90 is: 217,549.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,127.30 : 335,802.15 = 145,200.90 : x
  2. Step 2: Convert to fraction form
    224,127.30/335,802.15 = 145,200.90/x
  3. Step 3: Cross multiply
    224,127.30x = 335,802.15 × 145,200.90
  4. Step 4: Simplify right side
    224,127.30x = 48,758,774,401.94
  5. Step 5: Solve for x
    x = 48,758,774,401.94/224,127.30
  6. Step 6: Final answer
    x = 217,549.47

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1.5x scale

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.