Home / 146,805.36-220,075.98-53,245.50

Finding the Fourth Proportional to 146,805.36, 220,075.98 and 53,245.50

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Solution

The fourth proportional to 146,805.36, 220,075.98 and 53,245.50 is: 79,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,805.36 : 220,075.98 = 53,245.50 : x
  2. Step 2: Convert to fraction form
    146,805.36/220,075.98 = 53,245.50/x
  3. Step 3: Cross multiply
    146,805.36x = 220,075.98 × 53,245.50
  4. Step 4: Simplify right side
    146,805.36x = 11,718,055,593.09
  5. Step 5: Solve for x
    x = 11,718,055,593.09/146,805.36
  6. Step 6: Final answer
    x = 79,820.35

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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.