Home / 75,051.78-112,577.64-35,587.35

Finding the Fourth Proportional to 75,051.78, 112,577.64 and 35,587.35

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Solution

The fourth proportional to 75,051.78, 112,577.64 and 35,587.35 is: 53,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,051.78 : 112,577.64 = 35,587.35 : x
  2. Step 2: Convert to fraction form
    75,051.78/112,577.64 = 35,587.35/x
  3. Step 3: Cross multiply
    75,051.78x = 112,577.64 × 35,587.35
  4. Step 4: Simplify right side
    75,051.78x = 4,006,339,876.85
  5. Step 5: Solve for x
    x = 4,006,339,876.85/75,051.78
  6. Step 6: Final answer
    x = 53,381.01

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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.