Home / 254,826.79-351,664.87-140,110.40

Finding the Fourth Proportional to 254,826.79, 351,664.87 and 140,110.40

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Solution

The fourth proportional to 254,826.79, 351,664.87 and 140,110.40 is: 193,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,826.79 : 351,664.87 = 140,110.40 : x
  2. Step 2: Convert to fraction form
    254,826.79/351,664.87 = 140,110.40/x
  3. Step 3: Cross multiply
    254,826.79x = 351,664.87 × 140,110.40
  4. Step 4: Simplify right side
    254,826.79x = 49,271,905,601.65
  5. Step 5: Solve for x
    x = 49,271,905,601.65/254,826.79
  6. Step 6: Final answer
    x = 193,354.50

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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.