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Finding the Fourth Proportional to 60,759.45, 83,814.35 and 35,604.09

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Solution

The fourth proportional to 60,759.45, 83,814.35 and 35,604.09 is: 49,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,759.45 : 83,814.35 = 35,604.09 : x
  2. Step 2: Convert to fraction form
    60,759.45/83,814.35 = 35,604.09/x
  3. Step 3: Cross multiply
    60,759.45x = 83,814.35 × 35,604.09
  4. Step 4: Simplify right side
    60,759.45x = 2,984,133,482.67
  5. Step 5: Solve for x
    x = 2,984,133,482.67/60,759.45
  6. Step 6: Final answer
    x = 49,113.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.