Home / 75,051.45-112,590.82-35,608.20

Finding the Fourth Proportional to 75,051.45, 112,590.82 and 35,608.20

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Solution

The fourth proportional to 75,051.45, 112,590.82 and 35,608.20 is: 53,418.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,051.45 : 112,590.82 = 35,608.20 : x
  2. Step 2: Convert to fraction form
    75,051.45/112,590.82 = 35,608.20/x
  3. Step 3: Cross multiply
    75,051.45x = 112,590.82 × 35,608.20
  4. Step 4: Simplify right side
    75,051.45x = 4,009,155,925.49
  5. Step 5: Solve for x
    x = 4,009,155,925.49/75,051.45
  6. Step 6: Final answer
    x = 53,418.77

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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.