Home / 102,062.48-152,872.16-49,361.45

Finding the Fourth Proportional to 102,062.48, 152,872.16 and 49,361.45

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Solution

The fourth proportional to 102,062.48, 152,872.16 and 49,361.45 is: 73,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,062.48 : 152,872.16 = 49,361.45 : x
  2. Step 2: Convert to fraction form
    102,062.48/152,872.16 = 49,361.45/x
  3. Step 3: Cross multiply
    102,062.48x = 152,872.16 × 49,361.45
  4. Step 4: Simplify right side
    102,062.48x = 7,545,990,471.06
  5. Step 5: Solve for x
    x = 7,545,990,471.06/102,062.48
  6. Step 6: Final answer
    x = 73,935.01

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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.