Home / 119,814.83-165,345.02-66,099.83

Finding the Fourth Proportional to 119,814.83, 165,345.02 and 66,099.83

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Solution

The fourth proportional to 119,814.83, 165,345.02 and 66,099.83 is: 91,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,814.83 : 165,345.02 = 66,099.83 : x
  2. Step 2: Convert to fraction form
    119,814.83/165,345.02 = 66,099.83/x
  3. Step 3: Cross multiply
    119,814.83x = 165,345.02 × 66,099.83
  4. Step 4: Simplify right side
    119,814.83x = 10,929,276,804.00
  5. Step 5: Solve for x
    x = 10,929,276,804.00/119,814.83
  6. Step 6: Final answer
    x = 91,218.06

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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.