Home / 63,086.40-94,678.08-47,115.84

Finding the Fourth Proportional to 63,086.40, 94,678.08 and 47,115.84

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Solution

The fourth proportional to 63,086.40, 94,678.08 and 47,115.84 is: 70,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,086.40 : 94,678.08 = 47,115.84 : x
  2. Step 2: Convert to fraction form
    63,086.40/94,678.08 = 47,115.84/x
  3. Step 3: Cross multiply
    63,086.40x = 94,678.08 × 47,115.84
  4. Step 4: Simplify right side
    63,086.40x = 4,460,837,268.79
  5. Step 5: Solve for x
    x = 4,460,837,268.79/63,086.40
  6. Step 6: Final answer
    x = 70,709.97

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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.