Home / 97,828.84-146,764.32-30,359.48

Finding the Fourth Proportional to 97,828.84, 146,764.32 and 30,359.48

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Solution

The fourth proportional to 97,828.84, 146,764.32 and 30,359.48 is: 45,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,828.84 : 146,764.32 = 30,359.48 : x
  2. Step 2: Convert to fraction form
    97,828.84/146,764.32 = 30,359.48/x
  3. Step 3: Cross multiply
    97,828.84x = 146,764.32 × 30,359.48
  4. Step 4: Simplify right side
    97,828.84x = 4,455,688,437.75
  5. Step 5: Solve for x
    x = 4,455,688,437.75/97,828.84
  6. Step 6: Final answer
    x = 45,545.76

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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.