Home / 96,782.04-145,173.06-30,219.48

Finding the Fourth Proportional to 96,782.04, 145,173.06 and 30,219.48

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Solution

The fourth proportional to 96,782.04, 145,173.06 and 30,219.48 is: 45,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,782.04 : 145,173.06 = 30,219.48 : x
  2. Step 2: Convert to fraction form
    96,782.04/145,173.06 = 30,219.48/x
  3. Step 3: Cross multiply
    96,782.04x = 145,173.06 × 30,219.48
  4. Step 4: Simplify right side
    96,782.04x = 4,387,054,383.21
  5. Step 5: Solve for x
    x = 4,387,054,383.21/96,782.04
  6. Step 6: Final answer
    x = 45,329.22

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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.