Home / 71,317.20-98,434.26-47,444.88

Finding the Fourth Proportional to 71,317.20, 98,434.26 and 47,444.88

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Solution

The fourth proportional to 71,317.20, 98,434.26 and 47,444.88 is: 65,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,317.20 : 98,434.26 = 47,444.88 : x
  2. Step 2: Convert to fraction form
    71,317.20/98,434.26 = 47,444.88/x
  3. Step 3: Cross multiply
    71,317.20x = 98,434.26 × 47,444.88
  4. Step 4: Simplify right side
    71,317.20x = 4,670,201,653.59
  5. Step 5: Solve for x
    x = 4,670,201,653.59/71,317.20
  6. Step 6: Final answer
    x = 65,484.93

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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.