Home / 186,450.12-279,678.02-46,208.88

Finding the Fourth Proportional to 186,450.12, 279,678.02 and 46,208.88

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Solution

The fourth proportional to 186,450.12, 279,678.02 and 46,208.88 is: 69,314.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,450.12 : 279,678.02 = 46,208.88 : x
  2. Step 2: Convert to fraction form
    186,450.12/279,678.02 = 46,208.88/x
  3. Step 3: Cross multiply
    186,450.12x = 279,678.02 × 46,208.88
  4. Step 4: Simplify right side
    186,450.12x = 12,923,607,833.77
  5. Step 5: Solve for x
    x = 12,923,607,833.77/186,450.12
  6. Step 6: Final answer
    x = 69,314.02

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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.