Home / 109,666.19-164,465.79-46,485.13

Finding the Fourth Proportional to 109,666.19, 164,465.79 and 46,485.13

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Solution

The fourth proportional to 109,666.19, 164,465.79 and 46,485.13 is: 69,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,666.19 : 164,465.79 = 46,485.13 : x
  2. Step 2: Convert to fraction form
    109,666.19/164,465.79 = 46,485.13/x
  3. Step 3: Cross multiply
    109,666.19x = 164,465.79 × 46,485.13
  4. Step 4: Simplify right side
    109,666.19x = 7,645,212,806.37
  5. Step 5: Solve for x
    x = 7,645,212,806.37/109,666.19
  6. Step 6: Final answer
    x = 69,713.49

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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.