Home / 251,746.90-377,530.40-83,236.12

Finding the Fourth Proportional to 251,746.90, 377,530.40 and 83,236.12

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Solution

The fourth proportional to 251,746.90, 377,530.40 and 83,236.12 is: 124,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,746.90 : 377,530.40 = 83,236.12 : x
  2. Step 2: Convert to fraction form
    251,746.90/377,530.40 = 83,236.12/x
  3. Step 3: Cross multiply
    251,746.90x = 377,530.40 × 83,236.12
  4. Step 4: Simplify right side
    251,746.90x = 31,424,164,942.31
  5. Step 5: Solve for x
    x = 31,424,164,942.31/251,746.90
  6. Step 6: Final answer
    x = 124,824.44

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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.