Home / 254,440.44-351,155.66-145,554.77

Finding the Fourth Proportional to 254,440.44, 351,155.66 and 145,554.77

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Solution

The fourth proportional to 254,440.44, 351,155.66 and 145,554.77 is: 200,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,440.44 : 351,155.66 = 145,554.77 : x
  2. Step 2: Convert to fraction form
    254,440.44/351,155.66 = 145,554.77/x
  3. Step 3: Cross multiply
    254,440.44x = 351,155.66 × 145,554.77
  4. Step 4: Simplify right side
    254,440.44x = 51,112,381,475.61
  5. Step 5: Solve for x
    x = 51,112,381,475.61/254,440.44
  6. Step 6: Final answer
    x = 200,881.52

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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.