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Finding the Fourth Proportional to 137,114.40, 205,574.40 and 62,270.40

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Solution

The fourth proportional to 137,114.40, 205,574.40 and 62,270.40 is: 93,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,114.40 : 205,574.40 = 62,270.40 : x
  2. Step 2: Convert to fraction form
    137,114.40/205,574.40 = 62,270.40/x
  3. Step 3: Cross multiply
    137,114.40x = 205,574.40 × 62,270.40
  4. Step 4: Simplify right side
    137,114.40x = 12,801,200,117.76
  5. Step 5: Solve for x
    x = 12,801,200,117.76/137,114.40
  6. Step 6: Final answer
    x = 93,361.46

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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.