Home / 147,644.24-221,501.64-47,804.54

Finding the Fourth Proportional to 147,644.24, 221,501.64 and 47,804.54

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Solution

The fourth proportional to 147,644.24, 221,501.64 and 47,804.54 is: 71,718.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,644.24 : 221,501.64 = 47,804.54 : x
  2. Step 2: Convert to fraction form
    147,644.24/221,501.64 = 47,804.54/x
  3. Step 3: Cross multiply
    147,644.24x = 221,501.64 × 47,804.54
  4. Step 4: Simplify right side
    147,644.24x = 10,588,784,009.45
  5. Step 5: Solve for x
    x = 10,588,784,009.45/147,644.24
  6. Step 6: Final answer
    x = 71,718.23

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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.