Home / 101,075.32-151,415.97-61,534.36

Finding the Fourth Proportional to 101,075.32, 151,415.97 and 61,534.36

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Solution

The fourth proportional to 101,075.32, 151,415.97 and 61,534.36 is: 92,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,075.32 : 151,415.97 = 61,534.36 : x
  2. Step 2: Convert to fraction form
    101,075.32/151,415.97 = 61,534.36/x
  3. Step 3: Cross multiply
    101,075.32x = 151,415.97 × 61,534.36
  4. Step 4: Simplify right side
    101,075.32x = 9,317,284,807.73
  5. Step 5: Solve for x
    x = 9,317,284,807.73/101,075.32
  6. Step 6: Final answer
    x = 92,181.60

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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.