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Finding the Fourth Proportional to 46,813.80, 70,264.44 and 29,230.32

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Solution

The fourth proportional to 46,813.80, 70,264.44 and 29,230.32 is: 43,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,813.80 : 70,264.44 = 29,230.32 : x
  2. Step 2: Convert to fraction form
    46,813.80/70,264.44 = 29,230.32/x
  3. Step 3: Cross multiply
    46,813.80x = 70,264.44 × 29,230.32
  4. Step 4: Simplify right side
    46,813.80x = 2,053,852,065.82
  5. Step 5: Solve for x
    x = 2,053,852,065.82/46,813.80
  6. Step 6: Final answer
    x = 43,872.79

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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.