Home / 64,845.40-97,268.10-38,536.60

Finding the Fourth Proportional to 64,845.40, 97,268.10 and 38,536.60

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Solution

The fourth proportional to 64,845.40, 97,268.10 and 38,536.60 is: 57,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,845.40 : 97,268.10 = 38,536.60 : x
  2. Step 2: Convert to fraction form
    64,845.40/97,268.10 = 38,536.60/x
  3. Step 3: Cross multiply
    64,845.40x = 97,268.10 × 38,536.60
  4. Step 4: Simplify right side
    64,845.40x = 3,748,381,862.46
  5. Step 5: Solve for x
    x = 3,748,381,862.46/64,845.40
  6. Step 6: Final answer
    x = 57,804.90

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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.