Home / 163,928.40-245,892.60-146,302.80

Finding the Fourth Proportional to 163,928.40, 245,892.60 and 146,302.80

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Solution

The fourth proportional to 163,928.40, 245,892.60 and 146,302.80 is: 219,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,928.40 : 245,892.60 = 146,302.80 : x
  2. Step 2: Convert to fraction form
    163,928.40/245,892.60 = 146,302.80/x
  3. Step 3: Cross multiply
    163,928.40x = 245,892.60 × 146,302.80
  4. Step 4: Simplify right side
    163,928.40x = 35,974,775,879.28
  5. Step 5: Solve for x
    x = 35,974,775,879.28/163,928.40
  6. Step 6: Final answer
    x = 219,454.20

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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.