Home / 63,159.13-94,738.70-18,786.52

Finding the Fourth Proportional to 63,159.13, 94,738.70 and 18,786.52

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Solution

The fourth proportional to 63,159.13, 94,738.70 and 18,786.52 is: 28,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,159.13 : 94,738.70 = 18,786.52 : x
  2. Step 2: Convert to fraction form
    63,159.13/94,738.70 = 18,786.52/x
  3. Step 3: Cross multiply
    63,159.13x = 94,738.70 × 18,786.52
  4. Step 4: Simplify right side
    63,159.13x = 1,779,810,482.32
  5. Step 5: Solve for x
    x = 1,779,810,482.32/63,159.13
  6. Step 6: Final answer
    x = 28,179.78

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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.