Home / 146,450.40-219,675.60-57,655.50

Finding the Fourth Proportional to 146,450.40, 219,675.60 and 57,655.50

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Solution

The fourth proportional to 146,450.40, 219,675.60 and 57,655.50 is: 86,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,450.40 : 219,675.60 = 57,655.50 : x
  2. Step 2: Convert to fraction form
    146,450.40/219,675.60 = 57,655.50/x
  3. Step 3: Cross multiply
    146,450.40x = 219,675.60 × 57,655.50
  4. Step 4: Simplify right side
    146,450.40x = 12,665,506,555.80
  5. Step 5: Solve for x
    x = 12,665,506,555.80/146,450.40
  6. Step 6: Final answer
    x = 86,483.25

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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.