Home / 254,935.35-382,355.64-118,125.95

Finding the Fourth Proportional to 254,935.35, 382,355.64 and 118,125.95

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Solution

The fourth proportional to 254,935.35, 382,355.64 and 118,125.95 is: 177,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,935.35 : 382,355.64 = 118,125.95 : x
  2. Step 2: Convert to fraction form
    254,935.35/382,355.64 = 118,125.95/x
  3. Step 3: Cross multiply
    254,935.35x = 382,355.64 × 118,125.95
  4. Step 4: Simplify right side
    254,935.35x = 45,166,121,301.08
  5. Step 5: Solve for x
    x = 45,166,121,301.08/254,935.35
  6. Step 6: Final answer
    x = 177,166.96

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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.