Home / 166,645.50-249,994.32-54,299.64

Finding the Fourth Proportional to 166,645.50, 249,994.32 and 54,299.64

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Solution

The fourth proportional to 166,645.50, 249,994.32 and 54,299.64 is: 81,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,645.50 : 249,994.32 = 54,299.64 : x
  2. Step 2: Convert to fraction form
    166,645.50/249,994.32 = 54,299.64/x
  3. Step 3: Cross multiply
    166,645.50x = 249,994.32 × 54,299.64
  4. Step 4: Simplify right side
    166,645.50x = 13,574,601,578.04
  5. Step 5: Solve for x
    x = 13,574,601,578.04/166,645.50
  6. Step 6: Final answer
    x = 81,457.95

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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.