Home / 139,566.04-209,355.90-39,733.24

Finding the Fourth Proportional to 139,566.04, 209,355.90 and 39,733.24

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Solution

The fourth proportional to 139,566.04, 209,355.90 and 39,733.24 is: 59,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,566.04 : 209,355.90 = 39,733.24 : x
  2. Step 2: Convert to fraction form
    139,566.04/209,355.90 = 39,733.24/x
  3. Step 3: Cross multiply
    139,566.04x = 209,355.90 × 39,733.24
  4. Step 4: Simplify right side
    139,566.04x = 8,318,388,220.12
  5. Step 5: Solve for x
    x = 8,318,388,220.12/139,566.04
  6. Step 6: Final answer
    x = 59,601.81

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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.