Home / 309,074.39-463,678.18-95,838.01

Finding the Fourth Proportional to 309,074.39, 463,678.18 and 95,838.01

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Solution

The fourth proportional to 309,074.39, 463,678.18 and 95,838.01 is: 143,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,074.39 : 463,678.18 = 95,838.01 : x
  2. Step 2: Convert to fraction form
    309,074.39/463,678.18 = 95,838.01/x
  3. Step 3: Cross multiply
    309,074.39x = 463,678.18 × 95,838.01
  4. Step 4: Simplify right side
    309,074.39x = 44,437,994,051.62
  5. Step 5: Solve for x
    x = 44,437,994,051.62/309,074.39
  6. Step 6: Final answer
    x = 143,777.66

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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.