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Finding the Fourth Proportional to 93,219, 139,846.77 and 37,048.64

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Solution

The fourth proportional to 93,219, 139,846.77 and 37,048.64 is: 55,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,219 : 139,846.77 = 37,048.64 : x
  2. Step 2: Convert to fraction form
    93,219/139,846.77 = 37,048.64/x
  3. Step 3: Cross multiply
    93,219x = 139,846.77 × 37,048.64
  4. Step 4: Simplify right side
    93,219x = 5,181,131,937.66
  5. Step 5: Solve for x
    x = 5,181,131,937.66/93,219
  6. Step 6: Final answer
    x = 55,580.21

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1.5x scale

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.