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Finding the Fourth Proportional to 173,361.10, 260,041.65 and 73,504.30

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Solution

The fourth proportional to 173,361.10, 260,041.65 and 73,504.30 is: 110,256.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,361.10 : 260,041.65 = 73,504.30 : x
  2. Step 2: Convert to fraction form
    173,361.10/260,041.65 = 73,504.30/x
  3. Step 3: Cross multiply
    173,361.10x = 260,041.65 × 73,504.30
  4. Step 4: Simplify right side
    173,361.10x = 19,114,179,454.10
  5. Step 5: Solve for x
    x = 19,114,179,454.10/173,361.10
  6. Step 6: Final answer
    x = 110,256.45

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1.5x scale

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.