Home / 113,368,217.10-170,052,325.65-74,401,125.90

Finding the Fourth Proportional to 113,368,217.10, 170,052,325.65 and 74,401,125.90

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Solution

The fourth proportional to 113,368,217.10, 170,052,325.65 and 74,401,125.90 is: 111,601,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,368,217.10 : 170,052,325.65 = 74,401,125.90 : x
  2. Step 2: Convert to fraction form
    113,368,217.10/170,052,325.65 = 74,401,125.90/x
  3. Step 3: Cross multiply
    113,368,217.10x = 170,052,325.65 × 74,401,125.90
  4. Step 4: Simplify right side
    113,368,217.10x = 12,652,084,490,273,450
  5. Step 5: Solve for x
    x = 12,652,084,490,273,450/113,368,217.10
  6. Step 6: Final answer
    x = 111,601,688.85

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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.