Home / 99,165.26-148,621.50-46,458.56

Finding the Fourth Proportional to 99,165.26, 148,621.50 and 46,458.56

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Solution

The fourth proportional to 99,165.26, 148,621.50 and 46,458.56 is: 69,628.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,165.26 : 148,621.50 = 46,458.56 : x
  2. Step 2: Convert to fraction form
    99,165.26/148,621.50 = 46,458.56/x
  3. Step 3: Cross multiply
    99,165.26x = 148,621.50 × 46,458.56
  4. Step 4: Simplify right side
    99,165.26x = 6,904,740,875.04
  5. Step 5: Solve for x
    x = 6,904,740,875.04/99,165.26
  6. Step 6: Final answer
    x = 69,628.63

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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.