Home / 82,200.12-113,435.40-44,474.40

Finding the Fourth Proportional to 82,200.12, 113,435.40 and 44,474.40

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Solution

The fourth proportional to 82,200.12, 113,435.40 and 44,474.40 is: 61,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,200.12 : 113,435.40 = 44,474.40 : x
  2. Step 2: Convert to fraction form
    82,200.12/113,435.40 = 44,474.40/x
  3. Step 3: Cross multiply
    82,200.12x = 113,435.40 × 44,474.40
  4. Step 4: Simplify right side
    82,200.12x = 5,044,971,353.76
  5. Step 5: Solve for x
    x = 5,044,971,353.76/82,200.12
  6. Step 6: Final answer
    x = 61,374.26

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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.