Home / 164,113.63-226,477.43-103,711.12

Finding the Fourth Proportional to 164,113.63, 226,477.43 and 103,711.12

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Solution

The fourth proportional to 164,113.63, 226,477.43 and 103,711.12 is: 143,121.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,113.63 : 226,477.43 = 103,711.12 : x
  2. Step 2: Convert to fraction form
    164,113.63/226,477.43 = 103,711.12/x
  3. Step 3: Cross multiply
    164,113.63x = 226,477.43 × 103,711.12
  4. Step 4: Simplify right side
    164,113.63x = 23,488,227,920.02
  5. Step 5: Solve for x
    x = 23,488,227,920.02/164,113.63
  6. Step 6: Final answer
    x = 143,121.74

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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.