Home / 258,457.12-356,618.52-151,006.42

Finding the Fourth Proportional to 258,457.12, 356,618.52 and 151,006.42

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Solution

The fourth proportional to 258,457.12, 356,618.52 and 151,006.42 is: 208,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,457.12 : 356,618.52 = 151,006.42 : x
  2. Step 2: Convert to fraction form
    258,457.12/356,618.52 = 151,006.42/x
  3. Step 3: Cross multiply
    258,457.12x = 356,618.52 × 151,006.42
  4. Step 4: Simplify right side
    258,457.12x = 53,851,686,010.90
  5. Step 5: Solve for x
    x = 53,851,686,010.90/258,457.12
  6. Step 6: Final answer
    x = 208,358.30

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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.