Home / 251,790.16-347,460.06-144,285.34

Finding the Fourth Proportional to 251,790.16, 347,460.06 and 144,285.34

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Solution

The fourth proportional to 251,790.16, 347,460.06 and 144,285.34 is: 199,107.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,790.16 : 347,460.06 = 144,285.34 : x
  2. Step 2: Convert to fraction form
    251,790.16/347,460.06 = 144,285.34/x
  3. Step 3: Cross multiply
    251,790.16x = 347,460.06 × 144,285.34
  4. Step 4: Simplify right side
    251,790.16x = 50,133,392,893.52
  5. Step 5: Solve for x
    x = 50,133,392,893.52/251,790.16
  6. Step 6: Final answer
    x = 199,107.83

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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.