Home / 109,930.11-164,783.14-46,709.92

Finding the Fourth Proportional to 109,930.11, 164,783.14 and 46,709.92

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Solution

The fourth proportional to 109,930.11, 164,783.14 and 46,709.92 is: 70,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,930.11 : 164,783.14 = 46,709.92 : x
  2. Step 2: Convert to fraction form
    109,930.11/164,783.14 = 46,709.92/x
  3. Step 3: Cross multiply
    109,930.11x = 164,783.14 × 46,709.92
  4. Step 4: Simplify right side
    109,930.11x = 7,697,006,639.26
  5. Step 5: Solve for x
    x = 7,697,006,639.26/109,930.11
  6. Step 6: Final answer
    x = 70,017.28

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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.