Home / 252,113.48-347,916.66-137,392.16

Finding the Fourth Proportional to 252,113.48, 347,916.66 and 137,392.16

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Solution

The fourth proportional to 252,113.48, 347,916.66 and 137,392.16 is: 189,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,113.48 : 347,916.66 = 137,392.16 : x
  2. Step 2: Convert to fraction form
    252,113.48/347,916.66 = 137,392.16/x
  3. Step 3: Cross multiply
    252,113.48x = 347,916.66 × 137,392.16
  4. Step 4: Simplify right side
    252,113.48x = 47,801,019,935.41
  5. Step 5: Solve for x
    x = 47,801,019,935.41/252,113.48
  6. Step 6: Final answer
    x = 189,601.21

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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.