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Finding the Fourth Proportional to 224,520.61, 309,838.44 and 153,025.53

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Solution

The fourth proportional to 224,520.61, 309,838.44 and 153,025.53 is: 211,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,520.61 : 309,838.44 = 153,025.53 : x
  2. Step 2: Convert to fraction form
    224,520.61/309,838.44 = 153,025.53/x
  3. Step 3: Cross multiply
    224,520.61x = 309,838.44 × 153,025.53
  4. Step 4: Simplify right side
    224,520.61x = 47,413,191,348.36
  5. Step 5: Solve for x
    x = 47,413,191,348.36/224,520.61
  6. Step 6: Final answer
    x = 211,175.23

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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.