Home / 47,443.40-71,088.30-29,881.80

Finding the Fourth Proportional to 47,443.40, 71,088.30 and 29,881.80

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Solution

The fourth proportional to 47,443.40, 71,088.30 and 29,881.80 is: 44,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.40 : 71,088.30 = 29,881.80 : x
  2. Step 2: Convert to fraction form
    47,443.40/71,088.30 = 29,881.80/x
  3. Step 3: Cross multiply
    47,443.40x = 71,088.30 × 29,881.80
  4. Step 4: Simplify right side
    47,443.40x = 2,124,246,362.94
  5. Step 5: Solve for x
    x = 2,124,246,362.94/47,443.40
  6. Step 6: Final answer
    x = 44,774.33

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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.