Home / 126,598.94-189,924.02-56,478.25

Finding the Fourth Proportional to 126,598.94, 189,924.02 and 56,478.25

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Solution

The fourth proportional to 126,598.94, 189,924.02 and 56,478.25 is: 84,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,598.94 : 189,924.02 = 56,478.25 : x
  2. Step 2: Convert to fraction form
    126,598.94/189,924.02 = 56,478.25/x
  3. Step 3: Cross multiply
    126,598.94x = 189,924.02 × 56,478.25
  4. Step 4: Simplify right side
    126,598.94x = 10,726,576,282.57
  5. Step 5: Solve for x
    x = 10,726,576,282.57/126,598.94
  6. Step 6: Final answer
    x = 84,728.80

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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.