Home / 63,109.12-94,729.20-46,487.84

Finding the Fourth Proportional to 63,109.12, 94,729.20 and 46,487.84

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Solution

The fourth proportional to 63,109.12, 94,729.20 and 46,487.84 is: 69,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,109.12 : 94,729.20 = 46,487.84 : x
  2. Step 2: Convert to fraction form
    63,109.12/94,729.20 = 46,487.84/x
  3. Step 3: Cross multiply
    63,109.12x = 94,729.20 × 46,487.84
  4. Step 4: Simplify right side
    63,109.12x = 4,403,755,892.93
  5. Step 5: Solve for x
    x = 4,403,755,892.93/63,109.12
  6. Step 6: Final answer
    x = 69,780.02

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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.