Home / 47,161.32-65,109.50-31,267.27

Finding the Fourth Proportional to 47,161.32, 65,109.50 and 31,267.27

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Solution

The fourth proportional to 47,161.32, 65,109.50 and 31,267.27 is: 43,166.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,161.32 : 65,109.50 = 31,267.27 : x
  2. Step 2: Convert to fraction form
    47,161.32/65,109.50 = 31,267.27/x
  3. Step 3: Cross multiply
    47,161.32x = 65,109.50 × 31,267.27
  4. Step 4: Simplify right side
    47,161.32x = 2,035,796,316.07
  5. Step 5: Solve for x
    x = 2,035,796,316.07/47,161.32
  6. Step 6: Final answer
    x = 43,166.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.