Home / 229,014.90-316,042.46-127,047.05

Finding the Fourth Proportional to 229,014.90, 316,042.46 and 127,047.05

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Solution

The fourth proportional to 229,014.90, 316,042.46 and 127,047.05 is: 175,325.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,014.90 : 316,042.46 = 127,047.05 : x
  2. Step 2: Convert to fraction form
    229,014.90/316,042.46 = 127,047.05/x
  3. Step 3: Cross multiply
    229,014.90x = 316,042.46 × 127,047.05
  4. Step 4: Simplify right side
    229,014.90x = 40,152,260,002.30
  5. Step 5: Solve for x
    x = 40,152,260,002.30/229,014.90
  6. Step 6: Final answer
    x = 175,325.97

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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.