Home / 202,282.10-303,131.55-89,870.30

Finding the Fourth Proportional to 202,282.10, 303,131.55 and 89,870.30

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Solution

The fourth proportional to 202,282.10, 303,131.55 and 89,870.30 is: 134,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,282.10 : 303,131.55 = 89,870.30 : x
  2. Step 2: Convert to fraction form
    202,282.10/303,131.55 = 89,870.30/x
  3. Step 3: Cross multiply
    202,282.10x = 303,131.55 × 89,870.30
  4. Step 4: Simplify right side
    202,282.10x = 27,242,523,337.97
  5. Step 5: Solve for x
    x = 27,242,523,337.97/202,282.10
  6. Step 6: Final answer
    x = 134,675.90

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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.