Home / 84,433.98-126,567.12-47,011.16

Finding the Fourth Proportional to 84,433.98, 126,567.12 and 47,011.16

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Solution

The fourth proportional to 84,433.98, 126,567.12 and 47,011.16 is: 70,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,433.98 : 126,567.12 = 47,011.16 : x
  2. Step 2: Convert to fraction form
    84,433.98/126,567.12 = 47,011.16/x
  3. Step 3: Cross multiply
    84,433.98x = 126,567.12 × 47,011.16
  4. Step 4: Simplify right side
    84,433.98x = 5,950,067,129.06
  5. Step 5: Solve for x
    x = 5,950,067,129.06/84,433.98
  6. Step 6: Final answer
    x = 70,470.05

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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.