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Finding the Fourth Proportional to 229,059.63, 316,091.62 and 127,084.01

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Solution

The fourth proportional to 229,059.63, 316,091.62 and 127,084.01 is: 175,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,059.63 : 316,091.62 = 127,084.01 : x
  2. Step 2: Convert to fraction form
    229,059.63/316,091.62 = 127,084.01/x
  3. Step 3: Cross multiply
    229,059.63x = 316,091.62 × 127,084.01
  4. Step 4: Simplify right side
    229,059.63x = 40,170,188,698.83
  5. Step 5: Solve for x
    x = 40,170,188,698.83/229,059.63
  6. Step 6: Final answer
    x = 175,370.01

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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.