Home / 104,538.12-144,267.60-64,253.56

Finding the Fourth Proportional to 104,538.12, 144,267.60 and 64,253.56

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Solution

The fourth proportional to 104,538.12, 144,267.60 and 64,253.56 is: 88,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,538.12 : 144,267.60 = 64,253.56 : x
  2. Step 2: Convert to fraction form
    104,538.12/144,267.60 = 64,253.56/x
  3. Step 3: Cross multiply
    104,538.12x = 144,267.60 × 64,253.56
  4. Step 4: Simplify right side
    104,538.12x = 9,269,706,892.66
  5. Step 5: Solve for x
    x = 9,269,706,892.66/104,538.12
  6. Step 6: Final answer
    x = 88,672.98

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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.