Home / 105,178,371.00-157,775,487.12-31,396,322.93

Finding the Fourth Proportional to 105,178,371.00, 157,775,487.12 and 31,396,322.93

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Solution

The fourth proportional to 105,178,371.00, 157,775,487.12 and 31,396,322.93 is: 47,096,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,178,371.00 : 157,775,487.12 = 31,396,322.93 : x
  2. Step 2: Convert to fraction form
    105,178,371.00/157,775,487.12 = 31,396,322.93/x
  3. Step 3: Cross multiply
    105,178,371.00x = 157,775,487.12 × 31,396,322.93
  4. Step 4: Simplify right side
    105,178,371.00x = 4,953,570,143,545,401
  5. Step 5: Solve for x
    x = 4,953,570,143,545,401/105,178,371.00
  6. Step 6: Final answer
    x = 47,096,851.72

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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.