Home / 251,403.12-346,596.72-170,690.52

Finding the Fourth Proportional to 251,403.12, 346,596.72 and 170,690.52

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Solution

The fourth proportional to 251,403.12, 346,596.72 and 170,690.52 is: 235,322.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,403.12 : 346,596.72 = 170,690.52 : x
  2. Step 2: Convert to fraction form
    251,403.12/346,596.72 = 170,690.52/x
  3. Step 3: Cross multiply
    251,403.12x = 346,596.72 × 170,690.52
  4. Step 4: Simplify right side
    251,403.12x = 59,160,774,367.09
  5. Step 5: Solve for x
    x = 59,160,774,367.09/251,403.12
  6. Step 6: Final answer
    x = 235,322.36

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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.