Home / 104,609.32-144,394.14-66,883.57

Finding the Fourth Proportional to 104,609.32, 144,394.14 and 66,883.57

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Solution

The fourth proportional to 104,609.32, 144,394.14 and 66,883.57 is: 92,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,609.32 : 144,394.14 = 66,883.57 : x
  2. Step 2: Convert to fraction form
    104,609.32/144,394.14 = 66,883.57/x
  3. Step 3: Cross multiply
    104,609.32x = 144,394.14 × 66,883.57
  4. Step 4: Simplify right side
    104,609.32x = 9,657,595,570.28
  5. Step 5: Solve for x
    x = 9,657,595,570.28/104,609.32
  6. Step 6: Final answer
    x = 92,320.60

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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.