Home / 250,265.48-345,089.61-159,477.64

Finding the Fourth Proportional to 250,265.48, 345,089.61 and 159,477.64

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Solution

The fourth proportional to 250,265.48, 345,089.61 and 159,477.64 is: 219,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,265.48 : 345,089.61 = 159,477.64 : x
  2. Step 2: Convert to fraction form
    250,265.48/345,089.61 = 159,477.64/x
  3. Step 3: Cross multiply
    250,265.48x = 345,089.61 × 159,477.64
  4. Step 4: Simplify right side
    250,265.48x = 55,034,075,728.60
  5. Step 5: Solve for x
    x = 55,034,075,728.60/250,265.48
  6. Step 6: Final answer
    x = 219,902.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.