Home / 215,436.18-323,004.36-95,427.98

Finding the Fourth Proportional to 215,436.18, 323,004.36 and 95,427.98

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Solution

The fourth proportional to 215,436.18, 323,004.36 and 95,427.98 is: 143,075.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,436.18 : 323,004.36 = 95,427.98 : x
  2. Step 2: Convert to fraction form
    215,436.18/323,004.36 = 95,427.98/x
  3. Step 3: Cross multiply
    215,436.18x = 323,004.36 × 95,427.98
  4. Step 4: Simplify right side
    215,436.18x = 30,823,653,605.99
  5. Step 5: Solve for x
    x = 30,823,653,605.99/215,436.18
  6. Step 6: Final answer
    x = 143,075.57

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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.