Home / 126,166.66-174,130.30-75,185.52

Finding the Fourth Proportional to 126,166.66, 174,130.30 and 75,185.52

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Solution

The fourth proportional to 126,166.66, 174,130.30 and 75,185.52 is: 103,768.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,166.66 : 174,130.30 = 75,185.52 : x
  2. Step 2: Convert to fraction form
    126,166.66/174,130.30 = 75,185.52/x
  3. Step 3: Cross multiply
    126,166.66x = 174,130.30 × 75,185.52
  4. Step 4: Simplify right side
    126,166.66x = 13,092,077,153.26
  5. Step 5: Solve for x
    x = 13,092,077,153.26/126,166.66
  6. Step 6: Final answer
    x = 103,768.12

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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.