Home / 139,148.96-208,552.37-64,165.01

Finding the Fourth Proportional to 139,148.96, 208,552.37 and 64,165.01

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Solution

The fourth proportional to 139,148.96, 208,552.37 and 64,165.01 is: 96,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,148.96 : 208,552.37 = 64,165.01 : x
  2. Step 2: Convert to fraction form
    139,148.96/208,552.37 = 64,165.01/x
  3. Step 3: Cross multiply
    139,148.96x = 208,552.37 × 64,165.01
  4. Step 4: Simplify right side
    139,148.96x = 13,381,763,542.99
  5. Step 5: Solve for x
    x = 13,381,763,542.99/139,148.96
  6. Step 6: Final answer
    x = 96,168.62

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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.