Home / 186,549.72-279,879.06-60,187.15

Finding the Fourth Proportional to 186,549.72, 279,879.06 and 60,187.15

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Solution

The fourth proportional to 186,549.72, 279,879.06 and 60,187.15 is: 90,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,549.72 : 279,879.06 = 60,187.15 : x
  2. Step 2: Convert to fraction form
    186,549.72/279,879.06 = 60,187.15/x
  3. Step 3: Cross multiply
    186,549.72x = 279,879.06 × 60,187.15
  4. Step 4: Simplify right side
    186,549.72x = 16,845,123,541.63
  5. Step 5: Solve for x
    x = 16,845,123,541.63/186,549.72
  6. Step 6: Final answer
    x = 90,298.31

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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.