Home / 109,218.06-163,885.95-46,081.94

Finding the Fourth Proportional to 109,218.06, 163,885.95 and 46,081.94

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Solution

The fourth proportional to 109,218.06, 163,885.95 and 46,081.94 is: 69,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,218.06 : 163,885.95 = 46,081.94 : x
  2. Step 2: Convert to fraction form
    109,218.06/163,885.95 = 46,081.94/x
  3. Step 3: Cross multiply
    109,218.06x = 163,885.95 × 46,081.94
  4. Step 4: Simplify right side
    109,218.06x = 7,552,181,961.83
  5. Step 5: Solve for x
    x = 7,552,181,961.83/109,218.06
  6. Step 6: Final answer
    x = 69,147.74

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1.5x scale

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.