Home / 47,392.98-71,370.70-42,202.50

Finding the Fourth Proportional to 47,392.98, 71,370.70 and 42,202.50

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Solution

The fourth proportional to 47,392.98, 71,370.70 and 42,202.50 is: 63,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,392.98 : 71,370.70 = 42,202.50 : x
  2. Step 2: Convert to fraction form
    47,392.98/71,370.70 = 42,202.50/x
  3. Step 3: Cross multiply
    47,392.98x = 71,370.70 × 42,202.50
  4. Step 4: Simplify right side
    47,392.98x = 3,012,021,966.75
  5. Step 5: Solve for x
    x = 3,012,021,966.75/47,392.98
  6. Step 6: Final answer
    x = 63,554.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.