Home / 243,535.20-365,302.80-159,554.40

Finding the Fourth Proportional to 243,535.20, 365,302.80 and 159,554.40

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Solution

The fourth proportional to 243,535.20, 365,302.80 and 159,554.40 is: 239,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,535.20 : 365,302.80 = 159,554.40 : x
  2. Step 2: Convert to fraction form
    243,535.20/365,302.80 = 159,554.40/x
  3. Step 3: Cross multiply
    243,535.20x = 365,302.80 × 159,554.40
  4. Step 4: Simplify right side
    243,535.20x = 58,285,669,072.32
  5. Step 5: Solve for x
    x = 58,285,669,072.32/243,535.20
  6. Step 6: Final answer
    x = 239,331.60

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1.5x scale

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.