Home / 47,166.41-70,749.62-12,106.07

Finding the Fourth Proportional to 47,166.41, 70,749.62 and 12,106.07

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Solution

The fourth proportional to 47,166.41, 70,749.62 and 12,106.07 is: 18,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,166.41 : 70,749.62 = 12,106.07 : x
  2. Step 2: Convert to fraction form
    47,166.41/70,749.62 = 12,106.07/x
  3. Step 3: Cross multiply
    47,166.41x = 70,749.62 × 12,106.07
  4. Step 4: Simplify right side
    47,166.41x = 856,499,437.91
  5. Step 5: Solve for x
    x = 856,499,437.91/47,166.41
  6. Step 6: Final answer
    x = 18,159.10

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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.