Home / 76,311,369.67-113,950,158.35-60,572,622.20

Finding the Fourth Proportional to 76,311,369.67, 113,950,158.35 and 60,572,622.20

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Solution

The fourth proportional to 76,311,369.67, 113,950,158.35 and 60,572,622.20 is: 90,448,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,311,369.67 : 113,950,158.35 = 60,572,622.20 : x
  2. Step 2: Convert to fraction form
    76,311,369.67/113,950,158.35 = 60,572,622.20/x
  3. Step 3: Cross multiply
    76,311,369.67x = 113,950,158.35 × 60,572,622.20
  4. Step 4: Simplify right side
    76,311,369.67x = 6,902,259,891,824,812
  5. Step 5: Solve for x
    x = 6,902,259,891,824,812/76,311,369.67
  6. Step 6: Final answer
    x = 90,448,643.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.