Home / 47,818.12-65,949.74-42,444.49

Finding the Fourth Proportional to 47,818.12, 65,949.74 and 42,444.49

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Solution

The fourth proportional to 47,818.12, 65,949.74 and 42,444.49 is: 58,538.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,818.12 : 65,949.74 = 42,444.49 : x
  2. Step 2: Convert to fraction form
    47,818.12/65,949.74 = 42,444.49/x
  3. Step 3: Cross multiply
    47,818.12x = 65,949.74 × 42,444.49
  4. Step 4: Simplify right side
    47,818.12x = 2,799,203,079.93
  5. Step 5: Solve for x
    x = 2,799,203,079.93/47,818.12
  6. Step 6: Final answer
    x = 58,538.54

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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.