Home / 143,375.34-215,063.02-43,535.10

Finding the Fourth Proportional to 143,375.34, 215,063.02 and 43,535.10

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Solution

The fourth proportional to 143,375.34, 215,063.02 and 43,535.10 is: 65,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,375.34 : 215,063.02 = 43,535.10 : x
  2. Step 2: Convert to fraction form
    143,375.34/215,063.02 = 43,535.10/x
  3. Step 3: Cross multiply
    143,375.34x = 215,063.02 × 43,535.10
  4. Step 4: Simplify right side
    143,375.34x = 9,362,790,082.00
  5. Step 5: Solve for x
    x = 9,362,790,082.00/143,375.34
  6. Step 6: Final answer
    x = 65,302.65

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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.