Home / 170,526.44-255,570.75-81,646.76

Finding the Fourth Proportional to 170,526.44, 255,570.75 and 81,646.76

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Solution

The fourth proportional to 170,526.44, 255,570.75 and 81,646.76 is: 122,365.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,526.44 : 255,570.75 = 81,646.76 : x
  2. Step 2: Convert to fraction form
    170,526.44/255,570.75 = 81,646.76/x
  3. Step 3: Cross multiply
    170,526.44x = 255,570.75 × 81,646.76
  4. Step 4: Simplify right side
    170,526.44x = 20,866,522,410.42
  5. Step 5: Solve for x
    x = 20,866,522,410.42/170,526.44
  6. Step 6: Final answer
    x = 122,365.32

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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.