Home / 119,258.46-164,403.25-83,336.98

Finding the Fourth Proportional to 119,258.46, 164,403.25 and 83,336.98

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Solution

The fourth proportional to 119,258.46, 164,403.25 and 83,336.98 is: 114,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,258.46 : 164,403.25 = 83,336.98 : x
  2. Step 2: Convert to fraction form
    119,258.46/164,403.25 = 83,336.98/x
  3. Step 3: Cross multiply
    119,258.46x = 164,403.25 × 83,336.98
  4. Step 4: Simplify right side
    119,258.46x = 13,700,870,357.19
  5. Step 5: Solve for x
    x = 13,700,870,357.19/119,258.46
  6. Step 6: Final answer
    x = 114,883.84

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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.