Home / 102,941,808.70-154,412,713.05-34,783,516.30

Finding the Fourth Proportional to 102,941,808.70, 154,412,713.05 and 34,783,516.30

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Solution

The fourth proportional to 102,941,808.70, 154,412,713.05 and 34,783,516.30 is: 52,175,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,941,808.70 : 154,412,713.05 = 34,783,516.30 : x
  2. Step 2: Convert to fraction form
    102,941,808.70/154,412,713.05 = 34,783,516.30/x
  3. Step 3: Cross multiply
    102,941,808.70x = 154,412,713.05 × 34,783,516.30
  4. Step 4: Simplify right side
    102,941,808.70x = 5,371,017,121,301,898
  5. Step 5: Solve for x
    x = 5,371,017,121,301,898/102,941,808.70
  6. Step 6: Final answer
    x = 52,175,274.45

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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.