Home / 254,222.60-350,826.21-139,503.15

Finding the Fourth Proportional to 254,222.60, 350,826.21 and 139,503.15

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Solution

The fourth proportional to 254,222.60, 350,826.21 and 139,503.15 is: 192,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,222.60 : 350,826.21 = 139,503.15 : x
  2. Step 2: Convert to fraction form
    254,222.60/350,826.21 = 139,503.15/x
  3. Step 3: Cross multiply
    254,222.60x = 350,826.21 × 139,503.15
  4. Step 4: Simplify right side
    254,222.60x = 48,941,362,713.16
  5. Step 5: Solve for x
    x = 48,941,362,713.16/254,222.60
  6. Step 6: Final answer
    x = 192,513.82

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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.