Home / 134,970.89-202,435.58-45,015.18

Finding the Fourth Proportional to 134,970.89, 202,435.58 and 45,015.18

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Solution

The fourth proportional to 134,970.89, 202,435.58 and 45,015.18 is: 67,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,970.89 : 202,435.58 = 45,015.18 : x
  2. Step 2: Convert to fraction form
    134,970.89/202,435.58 = 45,015.18/x
  3. Step 3: Cross multiply
    134,970.89x = 202,435.58 × 45,015.18
  4. Step 4: Simplify right side
    134,970.89x = 9,112,673,847.03
  5. Step 5: Solve for x
    x = 9,112,673,847.03/134,970.89
  6. Step 6: Final answer
    x = 67,515.85

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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.