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Finding the Fourth Proportional to 258,493.19, 356,479.94 and 167,752.13

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Solution

The fourth proportional to 258,493.19, 356,479.94 and 167,752.13 is: 231,341.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,493.19 : 356,479.94 = 167,752.13 : x
  2. Step 2: Convert to fraction form
    258,493.19/356,479.94 = 167,752.13/x
  3. Step 3: Cross multiply
    258,493.19x = 356,479.94 × 167,752.13
  4. Step 4: Simplify right side
    258,493.19x = 59,800,268,398.51
  5. Step 5: Solve for x
    x = 59,800,268,398.51/258,493.19
  6. Step 6: Final answer
    x = 231,341.76

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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.