Home / 126,348.22-174,285.03-76,037.50

Finding the Fourth Proportional to 126,348.22, 174,285.03 and 76,037.50

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Solution

The fourth proportional to 126,348.22, 174,285.03 and 76,037.50 is: 104,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,348.22 : 174,285.03 = 76,037.50 : x
  2. Step 2: Convert to fraction form
    126,348.22/174,285.03 = 76,037.50/x
  3. Step 3: Cross multiply
    126,348.22x = 174,285.03 × 76,037.50
  4. Step 4: Simplify right side
    126,348.22x = 13,252,197,968.63
  5. Step 5: Solve for x
    x = 13,252,197,968.63/126,348.22
  6. Step 6: Final answer
    x = 104,886.31

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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.