Home / 75,054.46-112,595.32-35,611.20

Finding the Fourth Proportional to 75,054.46, 112,595.32 and 35,611.20

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Solution

The fourth proportional to 75,054.46, 112,595.32 and 35,611.20 is: 53,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054.46 : 112,595.32 = 35,611.20 : x
  2. Step 2: Convert to fraction form
    75,054.46/112,595.32 = 35,611.20/x
  3. Step 3: Cross multiply
    75,054.46x = 112,595.32 × 35,611.20
  4. Step 4: Simplify right side
    75,054.46x = 4,009,654,459.58
  5. Step 5: Solve for x
    x = 4,009,654,459.58/75,054.46
  6. Step 6: Final answer
    x = 53,423.27

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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.