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Finding the Fourth Proportional to 63,335.34, 87,403.88 and 34,657.51

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Solution

The fourth proportional to 63,335.34, 87,403.88 and 34,657.51 is: 47,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,335.34 : 87,403.88 = 34,657.51 : x
  2. Step 2: Convert to fraction form
    63,335.34/87,403.88 = 34,657.51/x
  3. Step 3: Cross multiply
    63,335.34x = 87,403.88 × 34,657.51
  4. Step 4: Simplify right side
    63,335.34x = 3,029,200,682.21
  5. Step 5: Solve for x
    x = 3,029,200,682.21/63,335.34
  6. Step 6: Final answer
    x = 47,827.97

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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.