Home / 114,913,443.81-172,369,029.72-52,647,096.12

Finding the Fourth Proportional to 114,913,443.81, 172,369,029.72 and 52,647,096.12

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Solution

The fourth proportional to 114,913,443.81, 172,369,029.72 and 52,647,096.12 is: 78,970,123.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,913,443.81 : 172,369,029.72 = 52,647,096.12 : x
  2. Step 2: Convert to fraction form
    114,913,443.81/172,369,029.72 = 52,647,096.12/x
  3. Step 3: Cross multiply
    114,913,443.81x = 172,369,029.72 × 52,647,096.12
  4. Step 4: Simplify right side
    114,913,443.81x = 9,074,728,875,779,976
  5. Step 5: Solve for x
    x = 9,074,728,875,779,976/114,913,443.81
  6. Step 6: Final answer
    x = 78,970,123.73

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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.