Home / 146,421.98-219,382.00-98,300.45

Finding the Fourth Proportional to 146,421.98, 219,382.00 and 98,300.45

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Solution

The fourth proportional to 146,421.98, 219,382.00 and 98,300.45 is: 147,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,421.98 : 219,382.00 = 98,300.45 : x
  2. Step 2: Convert to fraction form
    146,421.98/219,382.00 = 98,300.45/x
  3. Step 3: Cross multiply
    146,421.98x = 219,382.00 × 98,300.45
  4. Step 4: Simplify right side
    146,421.98x = 21,565,349,624.60
  5. Step 5: Solve for x
    x = 21,565,349,624.60/146,421.98
  6. Step 6: Final answer
    x = 147,282.19

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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.