Home / 240,212.24-360,123.84-100,075.76

Finding the Fourth Proportional to 240,212.24, 360,123.84 and 100,075.76

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Solution

The fourth proportional to 240,212.24, 360,123.84 and 100,075.76 is: 150,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,212.24 : 360,123.84 = 100,075.76 : x
  2. Step 2: Convert to fraction form
    240,212.24/360,123.84 = 100,075.76/x
  3. Step 3: Cross multiply
    240,212.24x = 360,123.84 × 100,075.76
  4. Step 4: Simplify right side
    240,212.24x = 36,039,666,982.12
  5. Step 5: Solve for x
    x = 36,039,666,982.12/240,212.24
  6. Step 6: Final answer
    x = 150,032.60

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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.