Home / 94,783.92-142,175.47-38,611.50

Finding the Fourth Proportional to 94,783.92, 142,175.47 and 38,611.50

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Solution

The fourth proportional to 94,783.92, 142,175.47 and 38,611.50 is: 57,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,783.92 : 142,175.47 = 38,611.50 : x
  2. Step 2: Convert to fraction form
    94,783.92/142,175.47 = 38,611.50/x
  3. Step 3: Cross multiply
    94,783.92x = 142,175.47 × 38,611.50
  4. Step 4: Simplify right side
    94,783.92x = 5,489,608,159.91
  5. Step 5: Solve for x
    x = 5,489,608,159.91/94,783.92
  6. Step 6: Final answer
    x = 57,917.08

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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.