Home / 73,511.19-110,127.63-43,435.47

Finding the Fourth Proportional to 73,511.19, 110,127.63 and 43,435.47

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Solution

The fourth proportional to 73,511.19, 110,127.63 and 43,435.47 is: 65,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,511.19 : 110,127.63 = 43,435.47 : x
  2. Step 2: Convert to fraction form
    73,511.19/110,127.63 = 43,435.47/x
  3. Step 3: Cross multiply
    73,511.19x = 110,127.63 × 43,435.47
  4. Step 4: Simplify right side
    73,511.19x = 4,783,445,369.04
  5. Step 5: Solve for x
    x = 4,783,445,369.04/73,511.19
  6. Step 6: Final answer
    x = 65,070.98

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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.