Home / 117,039,094.94-175,431,926.42-76,127,770.46

Finding the Fourth Proportional to 117,039,094.94, 175,431,926.42 and 76,127,770.46

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Solution

The fourth proportional to 117,039,094.94, 175,431,926.42 and 76,127,770.46 is: 114,109,233.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,039,094.94 : 175,431,926.42 = 76,127,770.46 : x
  2. Step 2: Convert to fraction form
    117,039,094.94/175,431,926.42 = 76,127,770.46/x
  3. Step 3: Cross multiply
    117,039,094.94x = 175,431,926.42 × 76,127,770.46
  4. Step 4: Simplify right side
    117,039,094.94x = 13,355,241,425,857,368
  5. Step 5: Solve for x
    x = 13,355,241,425,857,368/117,039,094.94
  6. Step 6: Final answer
    x = 114,109,233.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.