Home / 268,535.17-370,571.15-147,676.46

Finding the Fourth Proportional to 268,535.17, 370,571.15 and 147,676.46

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Solution

The fourth proportional to 268,535.17, 370,571.15 and 147,676.46 is: 203,789.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,535.17 : 370,571.15 = 147,676.46 : x
  2. Step 2: Convert to fraction form
    268,535.17/370,571.15 = 147,676.46/x
  3. Step 3: Cross multiply
    268,535.17x = 370,571.15 × 147,676.46
  4. Step 4: Simplify right side
    268,535.17x = 54,724,633,018.89
  5. Step 5: Solve for x
    x = 54,724,633,018.89/268,535.17
  6. Step 6: Final answer
    x = 203,789.45

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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.