Home / 131,373.09-197,100.81-47,075.58

Finding the Fourth Proportional to 131,373.09, 197,100.81 and 47,075.58

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Solution

The fourth proportional to 131,373.09, 197,100.81 and 47,075.58 is: 70,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,373.09 : 197,100.81 = 47,075.58 : x
  2. Step 2: Convert to fraction form
    131,373.09/197,100.81 = 47,075.58/x
  3. Step 3: Cross multiply
    131,373.09x = 197,100.81 × 47,075.58
  4. Step 4: Simplify right side
    131,373.09x = 9,278,634,949.22
  5. Step 5: Solve for x
    x = 9,278,634,949.22/131,373.09
  6. Step 6: Final answer
    x = 70,628.12

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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.