Home / 147,656.10-221,516.07-47,826.34

Finding the Fourth Proportional to 147,656.10, 221,516.07 and 47,826.34

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Solution

The fourth proportional to 147,656.10, 221,516.07 and 47,826.34 is: 71,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,656.10 : 221,516.07 = 47,826.34 : x
  2. Step 2: Convert to fraction form
    147,656.10/221,516.07 = 47,826.34/x
  3. Step 3: Cross multiply
    147,656.10x = 221,516.07 × 47,826.34
  4. Step 4: Simplify right side
    147,656.10x = 10,594,302,879.28
  5. Step 5: Solve for x
    x = 10,594,302,879.28/147,656.10
  6. Step 6: Final answer
    x = 71,749.85

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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.