Home / 109,637.55-164,466.65-30,751.45

Finding the Fourth Proportional to 109,637.55, 164,466.65 and 30,751.45

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Solution

The fourth proportional to 109,637.55, 164,466.65 and 30,751.45 is: 46,130.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,637.55 : 164,466.65 = 30,751.45 : x
  2. Step 2: Convert to fraction form
    109,637.55/164,466.65 = 30,751.45/x
  3. Step 3: Cross multiply
    109,637.55x = 164,466.65 × 30,751.45
  4. Step 4: Simplify right side
    109,637.55x = 5,057,587,629.85
  5. Step 5: Solve for x
    x = 5,057,587,629.85/109,637.55
  6. Step 6: Final answer
    x = 46,130.07

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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.