Home / 76,717.56-105,839.82-46,926.84

Finding the Fourth Proportional to 76,717.56, 105,839.82 and 46,926.84

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Solution

The fourth proportional to 76,717.56, 105,839.82 and 46,926.84 is: 64,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,717.56 : 105,839.82 = 46,926.84 : x
  2. Step 2: Convert to fraction form
    76,717.56/105,839.82 = 46,926.84/x
  3. Step 3: Cross multiply
    76,717.56x = 105,839.82 × 46,926.84
  4. Step 4: Simplify right side
    76,717.56x = 4,966,728,298.77
  5. Step 5: Solve for x
    x = 4,966,728,298.77/76,717.56
  6. Step 6: Final answer
    x = 64,740.44

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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.