Home / 106,271.54-159,308.85-47,075.66

Finding the Fourth Proportional to 106,271.54, 159,308.85 and 47,075.66

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Solution

The fourth proportional to 106,271.54, 159,308.85 and 47,075.66 is: 70,569.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,271.54 : 159,308.85 = 47,075.66 : x
  2. Step 2: Convert to fraction form
    106,271.54/159,308.85 = 47,075.66/x
  3. Step 3: Cross multiply
    106,271.54x = 159,308.85 × 47,075.66
  4. Step 4: Simplify right side
    106,271.54x = 7,499,569,257.59
  5. Step 5: Solve for x
    x = 7,499,569,257.59/106,271.54
  6. Step 6: Final answer
    x = 70,569.87

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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.