Home / 112,968.73-169,246.54-52,886.98

Finding the Fourth Proportional to 112,968.73, 169,246.54 and 52,886.98

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Solution

The fourth proportional to 112,968.73, 169,246.54 and 52,886.98 is: 79,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,968.73 : 169,246.54 = 52,886.98 : x
  2. Step 2: Convert to fraction form
    112,968.73/169,246.54 = 52,886.98/x
  3. Step 3: Cross multiply
    112,968.73x = 169,246.54 × 52,886.98
  4. Step 4: Simplify right side
    112,968.73x = 8,950,938,376.05
  5. Step 5: Solve for x
    x = 8,950,938,376.05/112,968.73
  6. Step 6: Final answer
    x = 79,233.77

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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.