Home / 132,877.40-199,211.45-66,283.25

Finding the Fourth Proportional to 132,877.40, 199,211.45 and 66,283.25

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Solution

The fourth proportional to 132,877.40, 199,211.45 and 66,283.25 is: 99,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,877.40 : 199,211.45 = 66,283.25 : x
  2. Step 2: Convert to fraction form
    132,877.40/199,211.45 = 66,283.25/x
  3. Step 3: Cross multiply
    132,877.40x = 199,211.45 × 66,283.25
  4. Step 4: Simplify right side
    132,877.40x = 13,204,381,015.74
  5. Step 5: Solve for x
    x = 13,204,381,015.74/132,877.40
  6. Step 6: Final answer
    x = 99,372.67

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1.5x scale

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.