Home / 186,635.58-279,702.27-102,269.22

Finding the Fourth Proportional to 186,635.58, 279,702.27 and 102,269.22

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Solution

The fourth proportional to 186,635.58, 279,702.27 and 102,269.22 is: 153,266.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,635.58 : 279,702.27 = 102,269.22 : x
  2. Step 2: Convert to fraction form
    186,635.58/279,702.27 = 102,269.22/x
  3. Step 3: Cross multiply
    186,635.58x = 279,702.27 × 102,269.22
  4. Step 4: Simplify right side
    186,635.58x = 28,604,932,985.13
  5. Step 5: Solve for x
    x = 28,604,932,985.13/186,635.58
  6. Step 6: Final answer
    x = 153,266.24

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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.