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Finding the Fourth Proportional to 64,671.08, 96,927.24 and 30,898.40

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Solution

The fourth proportional to 64,671.08, 96,927.24 and 30,898.40 is: 46,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,671.08 : 96,927.24 = 30,898.40 : x
  2. Step 2: Convert to fraction form
    64,671.08/96,927.24 = 30,898.40/x
  3. Step 3: Cross multiply
    64,671.08x = 96,927.24 × 30,898.40
  4. Step 4: Simplify right side
    64,671.08x = 2,994,896,632.42
  5. Step 5: Solve for x
    x = 2,994,896,632.42/64,671.08
  6. Step 6: Final answer
    x = 46,309.67

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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.