Home / 197,166.42-295,631.17-77,080.35

Finding the Fourth Proportional to 197,166.42, 295,631.17 and 77,080.35

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Solution

The fourth proportional to 197,166.42, 295,631.17 and 77,080.35 is: 115,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,166.42 : 295,631.17 = 77,080.35 : x
  2. Step 2: Convert to fraction form
    197,166.42/295,631.17 = 77,080.35/x
  3. Step 3: Cross multiply
    197,166.42x = 295,631.17 × 77,080.35
  4. Step 4: Simplify right side
    197,166.42x = 22,787,354,054.51
  5. Step 5: Solve for x
    x = 22,787,354,054.51/197,166.42
  6. Step 6: Final answer
    x = 115,574.21

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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.