Home / 50,801.68-70,140.57-31,710.53

Finding the Fourth Proportional to 50,801.68, 70,140.57 and 31,710.53

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Solution

The fourth proportional to 50,801.68, 70,140.57 and 31,710.53 is: 43,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,801.68 : 70,140.57 = 31,710.53 : x
  2. Step 2: Convert to fraction form
    50,801.68/70,140.57 = 31,710.53/x
  3. Step 3: Cross multiply
    50,801.68x = 70,140.57 × 31,710.53
  4. Step 4: Simplify right side
    50,801.68x = 2,224,194,705.64
  5. Step 5: Solve for x
    x = 2,224,194,705.64/50,801.68
  6. Step 6: Final answer
    x = 43,781.91

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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.