Home / 291,910.17-402,826.90-164,583.93

Finding the Fourth Proportional to 291,910.17, 402,826.90 and 164,583.93

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Solution

The fourth proportional to 291,910.17, 402,826.90 and 164,583.93 is: 227,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,910.17 : 402,826.90 = 164,583.93 : x
  2. Step 2: Convert to fraction form
    291,910.17/402,826.90 = 164,583.93/x
  3. Step 3: Cross multiply
    291,910.17x = 402,826.90 × 164,583.93
  4. Step 4: Simplify right side
    291,910.17x = 66,298,834,311.72
  5. Step 5: Solve for x
    x = 66,298,834,311.72/291,910.17
  6. Step 6: Final answer
    x = 227,120.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.