Home / 243,045.44-335,309.20-152,243.36

Finding the Fourth Proportional to 243,045.44, 335,309.20 and 152,243.36

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Solution

The fourth proportional to 243,045.44, 335,309.20 and 152,243.36 is: 210,037.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,045.44 : 335,309.20 = 152,243.36 : x
  2. Step 2: Convert to fraction form
    243,045.44/335,309.20 = 152,243.36/x
  3. Step 3: Cross multiply
    243,045.44x = 335,309.20 × 152,243.36
  4. Step 4: Simplify right side
    243,045.44x = 51,048,599,246.91
  5. Step 5: Solve for x
    x = 51,048,599,246.91/243,045.44
  6. Step 6: Final answer
    x = 210,037.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.