Home / 89,250.78-133,888.70-26,075.54

Finding the Fourth Proportional to 89,250.78, 133,888.70 and 26,075.54

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Solution

The fourth proportional to 89,250.78, 133,888.70 and 26,075.54 is: 39,116.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,250.78 : 133,888.70 = 26,075.54 : x
  2. Step 2: Convert to fraction form
    89,250.78/133,888.70 = 26,075.54/x
  3. Step 3: Cross multiply
    89,250.78x = 133,888.70 × 26,075.54
  4. Step 4: Simplify right side
    89,250.78x = 3,491,219,352.58
  5. Step 5: Solve for x
    x = 3,491,219,352.58/89,250.78
  6. Step 6: Final answer
    x = 39,116.96

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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.