Home / 77,119.44-106,426.25-46,906.03

Finding the Fourth Proportional to 77,119.44, 106,426.25 and 46,906.03

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Solution

The fourth proportional to 77,119.44, 106,426.25 and 46,906.03 is: 64,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,119.44 : 106,426.25 = 46,906.03 : x
  2. Step 2: Convert to fraction form
    77,119.44/106,426.25 = 46,906.03/x
  3. Step 3: Cross multiply
    77,119.44x = 106,426.25 × 46,906.03
  4. Step 4: Simplify right side
    77,119.44x = 4,992,032,875.29
  5. Step 5: Solve for x
    x = 4,992,032,875.29/77,119.44
  6. Step 6: Final answer
    x = 64,731.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.