Home / 99,804.05-149,730.63-29,683.36

Finding the Fourth Proportional to 99,804.05, 149,730.63 and 29,683.36

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Solution

The fourth proportional to 99,804.05, 149,730.63 and 29,683.36 is: 44,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,804.05 : 149,730.63 = 29,683.36 : x
  2. Step 2: Convert to fraction form
    99,804.05/149,730.63 = 29,683.36/x
  3. Step 3: Cross multiply
    99,804.05x = 149,730.63 × 29,683.36
  4. Step 4: Simplify right side
    99,804.05x = 4,444,508,269.17
  5. Step 5: Solve for x
    x = 4,444,508,269.17/99,804.05
  6. Step 6: Final answer
    x = 44,532.34

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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.