Home / 104,014.48-143,538.96-56,266.80

Finding the Fourth Proportional to 104,014.48, 143,538.96 and 56,266.80

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Solution

The fourth proportional to 104,014.48, 143,538.96 and 56,266.80 is: 77,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,014.48 : 143,538.96 = 56,266.80 : x
  2. Step 2: Convert to fraction form
    104,014.48/143,538.96 = 56,266.80/x
  3. Step 3: Cross multiply
    104,014.48x = 143,538.96 × 56,266.80
  4. Step 4: Simplify right side
    104,014.48x = 8,076,478,276.41
  5. Step 5: Solve for x
    x = 8,076,478,276.41/104,014.48
  6. Step 6: Final answer
    x = 77,647.63

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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.