Home / 101,297.04-151,788.60-76,310.16

Finding the Fourth Proportional to 101,297.04, 151,788.60 and 76,310.16

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Solution

The fourth proportional to 101,297.04, 151,788.60 and 76,310.16 is: 114,347.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,297.04 : 151,788.60 = 76,310.16 : x
  2. Step 2: Convert to fraction form
    101,297.04/151,788.60 = 76,310.16/x
  3. Step 3: Cross multiply
    101,297.04x = 151,788.60 × 76,310.16
  4. Step 4: Simplify right side
    101,297.04x = 11,583,012,352.18
  5. Step 5: Solve for x
    x = 11,583,012,352.18/101,297.04
  6. Step 6: Final answer
    x = 114,347.00

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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.