Home / 40,181.04-60,281.58-28,357.88

Finding the Fourth Proportional to 40,181.04, 60,281.58 and 28,357.88

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Solution

The fourth proportional to 40,181.04, 60,281.58 and 28,357.88 is: 42,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.04 : 60,281.58 = 28,357.88 : x
  2. Step 2: Convert to fraction form
    40,181.04/60,281.58 = 28,357.88/x
  3. Step 3: Cross multiply
    40,181.04x = 60,281.58 × 28,357.88
  4. Step 4: Simplify right side
    40,181.04x = 1,709,457,811.85
  5. Step 5: Solve for x
    x = 1,709,457,811.85/40,181.04
  6. Step 6: Final answer
    x = 42,543.89

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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.