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Finding the Fourth Proportional to 46,886.92, 70,269.21 and 40,949.71

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Solution

The fourth proportional to 46,886.92, 70,269.21 and 40,949.71 is: 61,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,886.92 : 70,269.21 = 40,949.71 : x
  2. Step 2: Convert to fraction form
    46,886.92/70,269.21 = 40,949.71/x
  3. Step 3: Cross multiply
    46,886.92x = 70,269.21 × 40,949.71
  4. Step 4: Simplify right side
    46,886.92x = 2,877,503,595.76
  5. Step 5: Solve for x
    x = 2,877,503,595.76/46,886.92
  6. Step 6: Final answer
    x = 61,371.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.