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Finding the Fourth Proportional to 63,006.50, 86,951.40 and 34,711.58

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Solution

The fourth proportional to 63,006.50, 86,951.40 and 34,711.58 is: 47,903.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006.50 : 86,951.40 = 34,711.58 : x
  2. Step 2: Convert to fraction form
    63,006.50/86,951.40 = 34,711.58/x
  3. Step 3: Cross multiply
    63,006.50x = 86,951.40 × 34,711.58
  4. Step 4: Simplify right side
    63,006.50x = 3,018,220,477.21
  5. Step 5: Solve for x
    x = 3,018,220,477.21/63,006.50
  6. Step 6: Final answer
    x = 47,903.32

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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.