Home / 68,239.86-94,170.04-38,026.45

Finding the Fourth Proportional to 68,239.86, 94,170.04 and 38,026.45

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Solution

The fourth proportional to 68,239.86, 94,170.04 and 38,026.45 is: 52,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,239.86 : 94,170.04 = 38,026.45 : x
  2. Step 2: Convert to fraction form
    68,239.86/94,170.04 = 38,026.45/x
  3. Step 3: Cross multiply
    68,239.86x = 94,170.04 × 38,026.45
  4. Step 4: Simplify right side
    68,239.86x = 3,580,952,127.43
  5. Step 5: Solve for x
    x = 3,580,952,127.43/68,239.86
  6. Step 6: Final answer
    x = 52,475.96

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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.