Home / 119,347.26-164,699.64-65,635.62

Finding the Fourth Proportional to 119,347.26, 164,699.64 and 65,635.62

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Solution

The fourth proportional to 119,347.26, 164,699.64 and 65,635.62 is: 90,577.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,347.26 : 164,699.64 = 65,635.62 : x
  2. Step 2: Convert to fraction form
    119,347.26/164,699.64 = 65,635.62/x
  3. Step 3: Cross multiply
    119,347.26x = 164,699.64 × 65,635.62
  4. Step 4: Simplify right side
    119,347.26x = 10,810,162,985.18
  5. Step 5: Solve for x
    x = 10,810,162,985.18/119,347.26
  6. Step 6: Final answer
    x = 90,577.39

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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.