Home / 132,384.42-182,692.32-71,955.02

Finding the Fourth Proportional to 132,384.42, 182,692.32 and 71,955.02

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Solution

The fourth proportional to 132,384.42, 182,692.32 and 71,955.02 is: 99,298.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,384.42 : 182,692.32 = 71,955.02 : x
  2. Step 2: Convert to fraction form
    132,384.42/182,692.32 = 71,955.02/x
  3. Step 3: Cross multiply
    132,384.42x = 182,692.32 × 71,955.02
  4. Step 4: Simplify right side
    132,384.42x = 13,145,629,539.45
  5. Step 5: Solve for x
    x = 13,145,629,539.45/132,384.42
  6. Step 6: Final answer
    x = 99,298.92

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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.