Home / 75,816,107.60-113,724,161.40-60,699,563.60

Finding the Fourth Proportional to 75,816,107.60, 113,724,161.40 and 60,699,563.60

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Solution

The fourth proportional to 75,816,107.60, 113,724,161.40 and 60,699,563.60 is: 91,049,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,816,107.60 : 113,724,161.40 = 60,699,563.60 : x
  2. Step 2: Convert to fraction form
    75,816,107.60/113,724,161.40 = 60,699,563.60/x
  3. Step 3: Cross multiply
    75,816,107.60x = 113,724,161.40 × 60,699,563.60
  4. Step 4: Simplify right side
    75,816,107.60x = 6,903,006,967,755,966
  5. Step 5: Solve for x
    x = 6,903,006,967,755,966/75,816,107.60
  6. Step 6: Final answer
    x = 91,049,345.40

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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.