Home / 63,074.98-87,041.61-34,780.66

Finding the Fourth Proportional to 63,074.98, 87,041.61 and 34,780.66

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Solution

The fourth proportional to 63,074.98, 87,041.61 and 34,780.66 is: 47,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,074.98 : 87,041.61 = 34,780.66 : x
  2. Step 2: Convert to fraction form
    63,074.98/87,041.61 = 34,780.66/x
  3. Step 3: Cross multiply
    63,074.98x = 87,041.61 × 34,780.66
  4. Step 4: Simplify right side
    63,074.98x = 3,027,364,643.26
  5. Step 5: Solve for x
    x = 3,027,364,643.26/63,074.98
  6. Step 6: Final answer
    x = 47,996.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.