Home / 76,166.14-105,094.62-49,304.92

Finding the Fourth Proportional to 76,166.14, 105,094.62 and 49,304.92

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Solution

The fourth proportional to 76,166.14, 105,094.62 and 49,304.92 is: 68,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,166.14 : 105,094.62 = 49,304.92 : x
  2. Step 2: Convert to fraction form
    76,166.14/105,094.62 = 49,304.92/x
  3. Step 3: Cross multiply
    76,166.14x = 105,094.62 × 49,304.92
  4. Step 4: Simplify right side
    76,166.14x = 5,181,681,831.53
  5. Step 5: Solve for x
    x = 5,181,681,831.53/76,166.14
  6. Step 6: Final answer
    x = 68,031.30

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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.