Home / 95,426.70-143,140.05-53,436.30

Finding the Fourth Proportional to 95,426.70, 143,140.05 and 53,436.30

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Solution

The fourth proportional to 95,426.70, 143,140.05 and 53,436.30 is: 80,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,426.70 : 143,140.05 = 53,436.30 : x
  2. Step 2: Convert to fraction form
    95,426.70/143,140.05 = 53,436.30/x
  3. Step 3: Cross multiply
    95,426.70x = 143,140.05 × 53,436.30
  4. Step 4: Simplify right side
    95,426.70x = 7,648,874,653.82
  5. Step 5: Solve for x
    x = 7,648,874,653.82/95,426.70
  6. Step 6: Final answer
    x = 80,154.45

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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.