Home / 91,846.44-126,807.86-56,057.20

Finding the Fourth Proportional to 91,846.44, 126,807.86 and 56,057.20

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Solution

The fourth proportional to 91,846.44, 126,807.86 and 56,057.20 is: 77,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,846.44 : 126,807.86 = 56,057.20 : x
  2. Step 2: Convert to fraction form
    91,846.44/126,807.86 = 56,057.20/x
  3. Step 3: Cross multiply
    91,846.44x = 126,807.86 × 56,057.20
  4. Step 4: Simplify right side
    91,846.44x = 7,108,492,655.27
  5. Step 5: Solve for x
    x = 7,108,492,655.27/91,846.44
  6. Step 6: Final answer
    x = 77,395.41

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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.