Home / 186,279.26-279,416.16-46,037.88

Finding the Fourth Proportional to 186,279.26, 279,416.16 and 46,037.88

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Solution

The fourth proportional to 186,279.26, 279,416.16 and 46,037.88 is: 69,056.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,279.26 : 279,416.16 = 46,037.88 : x
  2. Step 2: Convert to fraction form
    186,279.26/279,416.16 = 46,037.88/x
  3. Step 3: Cross multiply
    186,279.26x = 279,416.16 × 46,037.88
  4. Step 4: Simplify right side
    186,279.26x = 12,863,727,644.14
  5. Step 5: Solve for x
    x = 12,863,727,644.14/186,279.26
  6. Step 6: Final answer
    x = 69,056.15

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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.