Home / 251,829.60-377,664.24-83,318.40

Finding the Fourth Proportional to 251,829.60, 377,664.24 and 83,318.40

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Solution

The fourth proportional to 251,829.60, 377,664.24 and 83,318.40 is: 124,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,829.60 : 377,664.24 = 83,318.40 : x
  2. Step 2: Convert to fraction form
    251,829.60/377,664.24 = 83,318.40/x
  3. Step 3: Cross multiply
    251,829.60x = 377,664.24 × 83,318.40
  4. Step 4: Simplify right side
    251,829.60x = 31,466,380,214.02
  5. Step 5: Solve for x
    x = 31,466,380,214.02/251,829.60
  6. Step 6: Final answer
    x = 124,951.08

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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.