Home / 116,003.40-174,005.10-99,090.60

Finding the Fourth Proportional to 116,003.40, 174,005.10 and 99,090.60

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Solution

The fourth proportional to 116,003.40, 174,005.10 and 99,090.60 is: 148,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,003.40 : 174,005.10 = 99,090.60 : x
  2. Step 2: Convert to fraction form
    116,003.40/174,005.10 = 99,090.60/x
  3. Step 3: Cross multiply
    116,003.40x = 174,005.10 × 99,090.60
  4. Step 4: Simplify right side
    116,003.40x = 17,242,269,762.06
  5. Step 5: Solve for x
    x = 17,242,269,762.06/116,003.40
  6. Step 6: Final answer
    x = 148,635.90

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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.