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Finding the Fourth Proportional to 173,361.10, 260,041.65 and 114,312.10

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Solution

The fourth proportional to 173,361.10, 260,041.65 and 114,312.10 is: 171,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,361.10 : 260,041.65 = 114,312.10 : x
  2. Step 2: Convert to fraction form
    173,361.10/260,041.65 = 114,312.10/x
  3. Step 3: Cross multiply
    173,361.10x = 260,041.65 × 114,312.10
  4. Step 4: Simplify right side
    173,361.10x = 29,725,907,098.97
  5. Step 5: Solve for x
    x = 29,725,907,098.97/173,361.10
  6. Step 6: Final answer
    x = 171,468.15

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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.