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Finding the Fourth Proportional to 52,878.36, 72,957.36 and 34,026.44

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Solution

The fourth proportional to 52,878.36, 72,957.36 and 34,026.44 is: 46,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,878.36 : 72,957.36 = 34,026.44 : x
  2. Step 2: Convert to fraction form
    52,878.36/72,957.36 = 34,026.44/x
  3. Step 3: Cross multiply
    52,878.36x = 72,957.36 × 34,026.44
  4. Step 4: Simplify right side
    52,878.36x = 2,482,479,232.60
  5. Step 5: Solve for x
    x = 2,482,479,232.60/52,878.36
  6. Step 6: Final answer
    x = 46,946.98

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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.