Home / 164,488.14-226,994.38-89,036.64

Finding the Fourth Proportional to 164,488.14, 226,994.38 and 89,036.64

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Solution

The fourth proportional to 164,488.14, 226,994.38 and 89,036.64 is: 122,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,488.14 : 226,994.38 = 89,036.64 : x
  2. Step 2: Convert to fraction form
    164,488.14/226,994.38 = 89,036.64/x
  3. Step 3: Cross multiply
    164,488.14x = 226,994.38 × 89,036.64
  4. Step 4: Simplify right side
    164,488.14x = 20,210,816,671.49
  5. Step 5: Solve for x
    x = 20,210,816,671.49/164,488.14
  6. Step 6: Final answer
    x = 122,870.97

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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.