Home / 126,804.02-174,994.82-70,215.39

Finding the Fourth Proportional to 126,804.02, 174,994.82 and 70,215.39

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Solution

The fourth proportional to 126,804.02, 174,994.82 and 70,215.39 is: 96,900.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,804.02 : 174,994.82 = 70,215.39 : x
  2. Step 2: Convert to fraction form
    126,804.02/174,994.82 = 70,215.39/x
  3. Step 3: Cross multiply
    126,804.02x = 174,994.82 × 70,215.39
  4. Step 4: Simplify right side
    126,804.02x = 12,287,329,183.20
  5. Step 5: Solve for x
    x = 12,287,329,183.20/126,804.02
  6. Step 6: Final answer
    x = 96,900.16

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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.