Home / 215,338.47-323,075.57-101,481.67

Finding the Fourth Proportional to 215,338.47, 323,075.57 and 101,481.67

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Solution

The fourth proportional to 215,338.47, 323,075.57 and 101,481.67 is: 152,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,338.47 : 323,075.57 = 101,481.67 : x
  2. Step 2: Convert to fraction form
    215,338.47/323,075.57 = 101,481.67/x
  3. Step 3: Cross multiply
    215,338.47x = 323,075.57 × 101,481.67
  4. Step 4: Simplify right side
    215,338.47x = 32,786,248,379.80
  5. Step 5: Solve for x
    x = 32,786,248,379.80/215,338.47
  6. Step 6: Final answer
    x = 152,254.49

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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.