Home / 101,372,053.09-152,073,254.03-36,690,991.57

Finding the Fourth Proportional to 101,372,053.09, 152,073,254.03 and 36,690,991.57

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Solution

The fourth proportional to 101,372,053.09, 152,073,254.03 and 36,690,991.57 is: 55,041,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,372,053.09 : 152,073,254.03 = 36,690,991.57 : x
  2. Step 2: Convert to fraction form
    101,372,053.09/152,073,254.03 = 36,690,991.57/x
  3. Step 3: Cross multiply
    101,372,053.09x = 152,073,254.03 × 36,690,991.57
  4. Step 4: Simplify right side
    101,372,053.09x = 5,579,718,481,637,199
  5. Step 5: Solve for x
    x = 5,579,718,481,637,199/101,372,053.09
  6. Step 6: Final answer
    x = 55,041,979.63

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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.