Home / 134,787.35-202,181.03-103,683.35

Finding the Fourth Proportional to 134,787.35, 202,181.03 and 103,683.35

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Solution

The fourth proportional to 134,787.35, 202,181.03 and 103,683.35 is: 155,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,787.35 : 202,181.03 = 103,683.35 : x
  2. Step 2: Convert to fraction form
    134,787.35/202,181.03 = 103,683.35/x
  3. Step 3: Cross multiply
    134,787.35x = 202,181.03 × 103,683.35
  4. Step 4: Simplify right side
    134,787.35x = 20,962,806,496.85
  5. Step 5: Solve for x
    x = 20,962,806,496.85/134,787.35
  6. Step 6: Final answer
    x = 155,525.03

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1.5x scale

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.