Home / 109,220.21-163,894.01-46,036.47

Finding the Fourth Proportional to 109,220.21, 163,894.01 and 46,036.47

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Solution

The fourth proportional to 109,220.21, 163,894.01 and 46,036.47 is: 69,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,220.21 : 163,894.01 = 46,036.47 : x
  2. Step 2: Convert to fraction form
    109,220.21/163,894.01 = 46,036.47/x
  3. Step 3: Cross multiply
    109,220.21x = 163,894.01 × 46,036.47
  4. Step 4: Simplify right side
    109,220.21x = 7,545,101,674.54
  5. Step 5: Solve for x
    x = 7,545,101,674.54/109,220.21
  6. Step 6: Final answer
    x = 69,081.55

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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.