Home / 109,409.77-164,132.17-46,230.51

Finding the Fourth Proportional to 109,409.77, 164,132.17 and 46,230.51

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Solution

The fourth proportional to 109,409.77, 164,132.17 and 46,230.51 is: 69,353.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,409.77 : 164,132.17 = 46,230.51 : x
  2. Step 2: Convert to fraction form
    109,409.77/164,132.17 = 46,230.51/x
  3. Step 3: Cross multiply
    109,409.77x = 164,132.17 × 46,230.51
  4. Step 4: Simplify right side
    109,409.77x = 7,587,913,926.51
  5. Step 5: Solve for x
    x = 7,587,913,926.51/109,409.77
  6. Step 6: Final answer
    x = 69,353.17

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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.