Home / 126,415.49-174,393.41-85,594.52

Finding the Fourth Proportional to 126,415.49, 174,393.41 and 85,594.52

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Solution

The fourth proportional to 126,415.49, 174,393.41 and 85,594.52 is: 118,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,415.49 : 174,393.41 = 85,594.52 : x
  2. Step 2: Convert to fraction form
    126,415.49/174,393.41 = 85,594.52/x
  3. Step 3: Cross multiply
    126,415.49x = 174,393.41 × 85,594.52
  4. Step 4: Simplify right side
    126,415.49x = 14,927,120,228.12
  5. Step 5: Solve for x
    x = 14,927,120,228.12/126,415.49
  6. Step 6: Final answer
    x = 118,079.84

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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.