Home / 63,478.12-87,602.65-36,256.57

Finding the Fourth Proportional to 63,478.12, 87,602.65 and 36,256.57

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Solution

The fourth proportional to 63,478.12, 87,602.65 and 36,256.57 is: 50,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,478.12 : 87,602.65 = 36,256.57 : x
  2. Step 2: Convert to fraction form
    63,478.12/87,602.65 = 36,256.57/x
  3. Step 3: Cross multiply
    63,478.12x = 87,602.65 × 36,256.57
  4. Step 4: Simplify right side
    63,478.12x = 3,176,171,611.91
  5. Step 5: Solve for x
    x = 3,176,171,611.91/63,478.12
  6. Step 6: Final answer
    x = 50,035.69

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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.