Home / 105,506.02-158,253.51-26,620.98

Finding the Fourth Proportional to 105,506.02, 158,253.51 and 26,620.98

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Solution

The fourth proportional to 105,506.02, 158,253.51 and 26,620.98 is: 39,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,506.02 : 158,253.51 = 26,620.98 : x
  2. Step 2: Convert to fraction form
    105,506.02/158,253.51 = 26,620.98/x
  3. Step 3: Cross multiply
    105,506.02x = 158,253.51 × 26,620.98
  4. Step 4: Simplify right side
    105,506.02x = 4,212,863,524.64
  5. Step 5: Solve for x
    x = 4,212,863,524.64/105,506.02
  6. Step 6: Final answer
    x = 39,930.08

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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.