Home / 166,400.94-249,643.37-46,457.79

Finding the Fourth Proportional to 166,400.94, 249,643.37 and 46,457.79

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Solution

The fourth proportional to 166,400.94, 249,643.37 and 46,457.79 is: 69,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,400.94 : 249,643.37 = 46,457.79 : x
  2. Step 2: Convert to fraction form
    166,400.94/249,643.37 = 46,457.79/x
  3. Step 3: Cross multiply
    166,400.94x = 249,643.37 × 46,457.79
  4. Step 4: Simplify right side
    166,400.94x = 11,597,879,258.35
  5. Step 5: Solve for x
    x = 11,597,879,258.35/166,400.94
  6. Step 6: Final answer
    x = 69,698.40

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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.