Home / 110,538.14-165,668.56-47,284.02

Finding the Fourth Proportional to 110,538.14, 165,668.56 and 47,284.02

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Solution

The fourth proportional to 110,538.14, 165,668.56 and 47,284.02 is: 70,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,538.14 : 165,668.56 = 47,284.02 : x
  2. Step 2: Convert to fraction form
    110,538.14/165,668.56 = 47,284.02/x
  3. Step 3: Cross multiply
    110,538.14x = 165,668.56 × 47,284.02
  4. Step 4: Simplify right side
    110,538.14x = 7,833,475,386.20
  5. Step 5: Solve for x
    x = 7,833,475,386.20/110,538.14
  6. Step 6: Final answer
    x = 70,866.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.