Home / 243,430.02-335,531.97-162,828.54

Finding the Fourth Proportional to 243,430.02, 335,531.97 and 162,828.54

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Solution

The fourth proportional to 243,430.02, 335,531.97 and 162,828.54 is: 224,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,430.02 : 335,531.97 = 162,828.54 : x
  2. Step 2: Convert to fraction form
    243,430.02/335,531.97 = 162,828.54/x
  3. Step 3: Cross multiply
    243,430.02x = 335,531.97 × 162,828.54
  4. Step 4: Simplify right side
    243,430.02x = 54,634,180,798.42
  5. Step 5: Solve for x
    x = 54,634,180,798.42/243,430.02
  6. Step 6: Final answer
    x = 224,434.85

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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.