Home / 93,266.96-139,920.43-30,090.68

Finding the Fourth Proportional to 93,266.96, 139,920.43 and 30,090.68

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Solution

The fourth proportional to 93,266.96, 139,920.43 and 30,090.68 is: 45,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,266.96 : 139,920.43 = 30,090.68 : x
  2. Step 2: Convert to fraction form
    93,266.96/139,920.43 = 30,090.68/x
  3. Step 3: Cross multiply
    93,266.96x = 139,920.43 × 30,090.68
  4. Step 4: Simplify right side
    93,266.96x = 4,210,300,884.59
  5. Step 5: Solve for x
    x = 4,210,300,884.59/93,266.96
  6. Step 6: Final answer
    x = 45,142.47

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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.