Home / 110,303.50-165,509.93-43,742.15

Finding the Fourth Proportional to 110,303.50, 165,509.93 and 43,742.15

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Solution

The fourth proportional to 110,303.50, 165,509.93 and 43,742.15 is: 65,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,303.50 : 165,509.93 = 43,742.15 : x
  2. Step 2: Convert to fraction form
    110,303.50/165,509.93 = 43,742.15/x
  3. Step 3: Cross multiply
    110,303.50x = 165,509.93 × 43,742.15
  4. Step 4: Simplify right side
    110,303.50x = 7,239,760,184.55
  5. Step 5: Solve for x
    x = 7,239,760,184.55/110,303.50
  6. Step 6: Final answer
    x = 65,634.91

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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.