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Finding the Fourth Proportional to 63,184.55, 87,193.51 and 34,889.63

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Solution

The fourth proportional to 63,184.55, 87,193.51 and 34,889.63 is: 48,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,184.55 : 87,193.51 = 34,889.63 : x
  2. Step 2: Convert to fraction form
    63,184.55/87,193.51 = 34,889.63/x
  3. Step 3: Cross multiply
    63,184.55x = 87,193.51 × 34,889.63
  4. Step 4: Simplify right side
    63,184.55x = 3,042,148,779.11
  5. Step 5: Solve for x
    x = 3,042,148,779.11/63,184.55
  6. Step 6: Final answer
    x = 48,147.04

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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.