Home / 58,091.28-87,178.32-26,505.60

Finding the Fourth Proportional to 58,091.28, 87,178.32 and 26,505.60

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Solution

The fourth proportional to 58,091.28, 87,178.32 and 26,505.60 is: 39,777.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,091.28 : 87,178.32 = 26,505.60 : x
  2. Step 2: Convert to fraction form
    58,091.28/87,178.32 = 26,505.60/x
  3. Step 3: Cross multiply
    58,091.28x = 87,178.32 × 26,505.60
  4. Step 4: Simplify right side
    58,091.28x = 2,310,713,678.59
  5. Step 5: Solve for x
    x = 2,310,713,678.59/58,091.28
  6. Step 6: Final answer
    x = 39,777.29

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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.