Home / 131,338.31-197,033.21-47,075.93

Finding the Fourth Proportional to 131,338.31, 197,033.21 and 47,075.93

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Solution

The fourth proportional to 131,338.31, 197,033.21 and 47,075.93 is: 70,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,338.31 : 197,033.21 = 47,075.93 : x
  2. Step 2: Convert to fraction form
    131,338.31/197,033.21 = 47,075.93/x
  3. Step 3: Cross multiply
    131,338.31x = 197,033.21 × 47,075.93
  4. Step 4: Simplify right side
    131,338.31x = 9,275,522,404.81
  5. Step 5: Solve for x
    x = 9,275,522,404.81/131,338.31
  6. Step 6: Final answer
    x = 70,623.13

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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.