Home / 60,576.58-90,864.06-21,133.50

Finding the Fourth Proportional to 60,576.58, 90,864.06 and 21,133.50

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Solution

The fourth proportional to 60,576.58, 90,864.06 and 21,133.50 is: 31,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,576.58 : 90,864.06 = 21,133.50 : x
  2. Step 2: Convert to fraction form
    60,576.58/90,864.06 = 21,133.50/x
  3. Step 3: Cross multiply
    60,576.58x = 90,864.06 × 21,133.50
  4. Step 4: Simplify right side
    60,576.58x = 1,920,275,612.01
  5. Step 5: Solve for x
    x = 1,920,275,612.01/60,576.58
  6. Step 6: Final answer
    x = 31,699.97

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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.