Home / 166,313.12-249,568.09-61,205.90

Finding the Fourth Proportional to 166,313.12, 249,568.09 and 61,205.90

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Solution

The fourth proportional to 166,313.12, 249,568.09 and 61,205.90 is: 91,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,313.12 : 249,568.09 = 61,205.90 : x
  2. Step 2: Convert to fraction form
    166,313.12/249,568.09 = 61,205.90/x
  3. Step 3: Cross multiply
    166,313.12x = 249,568.09 × 61,205.90
  4. Step 4: Simplify right side
    166,313.12x = 15,275,038,158.88
  5. Step 5: Solve for x
    x = 15,275,038,158.88/166,313.12
  6. Step 6: Final answer
    x = 91,845.06

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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.