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Finding the Fourth Proportional to 71,476.75, 98,573.35 and 44,621.74

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Solution

The fourth proportional to 71,476.75, 98,573.35 and 44,621.74 is: 61,537.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,476.75 : 98,573.35 = 44,621.74 : x
  2. Step 2: Convert to fraction form
    71,476.75/98,573.35 = 44,621.74/x
  3. Step 3: Cross multiply
    71,476.75x = 98,573.35 × 44,621.74
  4. Step 4: Simplify right side
    71,476.75x = 4,398,514,394.63
  5. Step 5: Solve for x
    x = 4,398,514,394.63/71,476.75
  6. Step 6: Final answer
    x = 61,537.69

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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.