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Finding the Fourth Proportional to 173,364.04, 260,055.06 and 55,044.64

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Solution

The fourth proportional to 173,364.04, 260,055.06 and 55,044.64 is: 82,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,364.04 : 260,055.06 = 55,044.64 : x
  2. Step 2: Convert to fraction form
    173,364.04/260,055.06 = 55,044.64/x
  3. Step 3: Cross multiply
    173,364.04x = 260,055.06 × 55,044.64
  4. Step 4: Simplify right side
    173,364.04x = 14,314,637,157.88
  5. Step 5: Solve for x
    x = 14,314,637,157.88/173,364.04
  6. Step 6: Final answer
    x = 82,569.82

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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.