Home / 108,766.32-150,095.04-61,018.56

Finding the Fourth Proportional to 108,766.32, 150,095.04 and 61,018.56

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Solution

The fourth proportional to 108,766.32, 150,095.04 and 61,018.56 is: 84,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,766.32 : 150,095.04 = 61,018.56 : x
  2. Step 2: Convert to fraction form
    108,766.32/150,095.04 = 61,018.56/x
  3. Step 3: Cross multiply
    108,766.32x = 150,095.04 × 61,018.56
  4. Step 4: Simplify right side
    108,766.32x = 9,158,583,203.94
  5. Step 5: Solve for x
    x = 9,158,583,203.94/108,766.32
  6. Step 6: Final answer
    x = 84,204.22

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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.