Home / 119,975.64-165,567.63-66,262.02

Finding the Fourth Proportional to 119,975.64, 165,567.63 and 66,262.02

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Solution

The fourth proportional to 119,975.64, 165,567.63 and 66,262.02 is: 91,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,975.64 : 165,567.63 = 66,262.02 : x
  2. Step 2: Convert to fraction form
    119,975.64/165,567.63 = 66,262.02/x
  3. Step 3: Cross multiply
    119,975.64x = 165,567.63 × 66,262.02
  4. Step 4: Simplify right side
    119,975.64x = 10,970,845,610.41
  5. Step 5: Solve for x
    x = 10,970,845,610.41/119,975.64
  6. Step 6: Final answer
    x = 91,442.28

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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.