Home / 175,018.77-262,668.29-90,803.07

Finding the Fourth Proportional to 175,018.77, 262,668.29 and 90,803.07

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Solution

The fourth proportional to 175,018.77, 262,668.29 and 90,803.07 is: 136,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,018.77 : 262,668.29 = 90,803.07 : x
  2. Step 2: Convert to fraction form
    175,018.77/262,668.29 = 90,803.07/x
  3. Step 3: Cross multiply
    175,018.77x = 262,668.29 × 90,803.07
  4. Step 4: Simplify right side
    175,018.77x = 23,851,086,669.64
  5. Step 5: Solve for x
    x = 23,851,086,669.64/175,018.77
  6. Step 6: Final answer
    x = 136,277.31

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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.