Home / 268,444.15-370,453.16-147,587.49

Finding the Fourth Proportional to 268,444.15, 370,453.16 and 147,587.49

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Solution

The fourth proportional to 268,444.15, 370,453.16 and 147,587.49 is: 203,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,444.15 : 370,453.16 = 147,587.49 : x
  2. Step 2: Convert to fraction form
    268,444.15/370,453.16 = 147,587.49/x
  3. Step 3: Cross multiply
    268,444.15x = 370,453.16 × 147,587.49
  4. Step 4: Simplify right side
    268,444.15x = 54,674,252,046.97
  5. Step 5: Solve for x
    x = 54,674,252,046.97/268,444.15
  6. Step 6: Final answer
    x = 203,670.86

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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.