Home / 68,192.94-94,117.47-42,708.96

Finding the Fourth Proportional to 68,192.94, 94,117.47 and 42,708.96

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Solution

The fourth proportional to 68,192.94, 94,117.47 and 42,708.96 is: 58,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,192.94 : 94,117.47 = 42,708.96 : x
  2. Step 2: Convert to fraction form
    68,192.94/94,117.47 = 42,708.96/x
  3. Step 3: Cross multiply
    68,192.94x = 94,117.47 × 42,708.96
  4. Step 4: Simplify right side
    68,192.94x = 4,019,659,261.53
  5. Step 5: Solve for x
    x = 4,019,659,261.53/68,192.94
  6. Step 6: Final answer
    x = 58,945.39

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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.