Home / 76,233.21-105,253.17-47,596.47

Finding the Fourth Proportional to 76,233.21, 105,253.17 and 47,596.47

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Solution

The fourth proportional to 76,233.21, 105,253.17 and 47,596.47 is: 65,715.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,233.21 : 105,253.17 = 47,596.47 : x
  2. Step 2: Convert to fraction form
    76,233.21/105,253.17 = 47,596.47/x
  3. Step 3: Cross multiply
    76,233.21x = 105,253.17 × 47,596.47
  4. Step 4: Simplify right side
    76,233.21x = 5,009,679,348.31
  5. Step 5: Solve for x
    x = 5,009,679,348.31/76,233.21
  6. Step 6: Final answer
    x = 65,715.18

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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.