Home / 103,622.85-155,434.28-95,749.65

Finding the Fourth Proportional to 103,622.85, 155,434.28 and 95,749.65

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Solution

The fourth proportional to 103,622.85, 155,434.28 and 95,749.65 is: 143,624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,622.85 : 155,434.28 = 95,749.65 : x
  2. Step 2: Convert to fraction form
    103,622.85/155,434.28 = 95,749.65/x
  3. Step 3: Cross multiply
    103,622.85x = 155,434.28 × 95,749.65
  4. Step 4: Simplify right side
    103,622.85x = 14,882,777,908.00
  5. Step 5: Solve for x
    x = 14,882,777,908.00/103,622.85
  6. Step 6: Final answer
    x = 143,624.48

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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.