Home / 101,455.44-152,215.52-42,297.36

Finding the Fourth Proportional to 101,455.44, 152,215.52 and 42,297.36

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Solution

The fourth proportional to 101,455.44, 152,215.52 and 42,297.36 is: 63,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,455.44 : 152,215.52 = 42,297.36 : x
  2. Step 2: Convert to fraction form
    101,455.44/152,215.52 = 42,297.36/x
  3. Step 3: Cross multiply
    101,455.44x = 152,215.52 × 42,297.36
  4. Step 4: Simplify right side
    101,455.44x = 6,438,314,647.03
  5. Step 5: Solve for x
    x = 6,438,314,647.03/101,455.44
  6. Step 6: Final answer
    x = 63,459.53

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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.