Home / 161,810.70-242,824.02-56,629.68

Finding the Fourth Proportional to 161,810.70, 242,824.02 and 56,629.68

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Solution

The fourth proportional to 161,810.70, 242,824.02 and 56,629.68 is: 84,982.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,810.70 : 242,824.02 = 56,629.68 : x
  2. Step 2: Convert to fraction form
    161,810.70/242,824.02 = 56,629.68/x
  3. Step 3: Cross multiply
    161,810.70x = 242,824.02 × 56,629.68
  4. Step 4: Simplify right side
    161,810.70x = 13,751,046,548.91
  5. Step 5: Solve for x
    x = 13,751,046,548.91/161,810.70
  6. Step 6: Final answer
    x = 84,982.31

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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.