Home / 255,261.42-382,918.32-97,622.46

Finding the Fourth Proportional to 255,261.42, 382,918.32 and 97,622.46

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Solution

The fourth proportional to 255,261.42, 382,918.32 and 97,622.46 is: 146,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,261.42 : 382,918.32 = 97,622.46 : x
  2. Step 2: Convert to fraction form
    255,261.42/382,918.32 = 97,622.46/x
  3. Step 3: Cross multiply
    255,261.42x = 382,918.32 × 97,622.46
  4. Step 4: Simplify right side
    255,261.42x = 37,381,428,377.47
  5. Step 5: Solve for x
    x = 37,381,428,377.47/255,261.42
  6. Step 6: Final answer
    x = 146,443.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.