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Finding the Fourth Proportional to 224,635.50, 310,009.61 and 122,670.43

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Solution

The fourth proportional to 224,635.50, 310,009.61 and 122,670.43 is: 169,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,635.50 : 310,009.61 = 122,670.43 : x
  2. Step 2: Convert to fraction form
    224,635.50/310,009.61 = 122,670.43/x
  3. Step 3: Cross multiply
    224,635.50x = 310,009.61 × 122,670.43
  4. Step 4: Simplify right side
    224,635.50x = 38,029,011,549.48
  5. Step 5: Solve for x
    x = 38,029,011,549.48/224,635.50
  6. Step 6: Final answer
    x = 169,292.09

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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.