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Finding the Fourth Proportional to 229,063.02, 316,096.26 and 127,087.40

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Solution

The fourth proportional to 229,063.02, 316,096.26 and 127,087.40 is: 175,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,063.02 : 316,096.26 = 127,087.40 : x
  2. Step 2: Convert to fraction form
    229,063.02/316,096.26 = 127,087.40/x
  3. Step 3: Cross multiply
    229,063.02x = 316,096.26 × 127,087.40
  4. Step 4: Simplify right side
    229,063.02x = 40,171,850,252.64
  5. Step 5: Solve for x
    x = 40,171,850,252.64/229,063.02
  6. Step 6: Final answer
    x = 175,374.66

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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.