Home / 64,211.85-88,697.00-49,288.91

Finding the Fourth Proportional to 64,211.85, 88,697.00 and 49,288.91

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Solution

The fourth proportional to 64,211.85, 88,697.00 and 49,288.91 is: 68,083.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,211.85 : 88,697.00 = 49,288.91 : x
  2. Step 2: Convert to fraction form
    64,211.85/88,697.00 = 49,288.91/x
  3. Step 3: Cross multiply
    64,211.85x = 88,697.00 × 49,288.91
  4. Step 4: Simplify right side
    64,211.85x = 4,371,778,130.01
  5. Step 5: Solve for x
    x = 4,371,778,130.01/64,211.85
  6. Step 6: Final answer
    x = 68,083.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.