Home / 73,922.08-110,751.76-42,330.88

Finding the Fourth Proportional to 73,922.08, 110,751.76 and 42,330.88

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Solution

The fourth proportional to 73,922.08, 110,751.76 and 42,330.88 is: 63,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,922.08 : 110,751.76 = 42,330.88 : x
  2. Step 2: Convert to fraction form
    73,922.08/110,751.76 = 42,330.88/x
  3. Step 3: Cross multiply
    73,922.08x = 110,751.76 × 42,330.88
  4. Step 4: Simplify right side
    73,922.08x = 4,688,219,462.35
  5. Step 5: Solve for x
    x = 4,688,219,462.35/73,922.08
  6. Step 6: Final answer
    x = 63,421.10

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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.