Home / 164,031.80-226,498.02-103,699.76

Finding the Fourth Proportional to 164,031.80, 226,498.02 and 103,699.76

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Solution

The fourth proportional to 164,031.80, 226,498.02 and 103,699.76 is: 143,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,031.80 : 226,498.02 = 103,699.76 : x
  2. Step 2: Convert to fraction form
    164,031.80/226,498.02 = 103,699.76/x
  3. Step 3: Cross multiply
    164,031.80x = 226,498.02 × 103,699.76
  4. Step 4: Simplify right side
    164,031.80x = 23,487,790,314.48
  5. Step 5: Solve for x
    x = 23,487,790,314.48/164,031.80
  6. Step 6: Final answer
    x = 143,190.47

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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.