Home / 94,145.04-141,238.56-31,813.92

Finding the Fourth Proportional to 94,145.04, 141,238.56 and 31,813.92

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Solution

The fourth proportional to 94,145.04, 141,238.56 and 31,813.92 is: 47,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,145.04 : 141,238.56 = 31,813.92 : x
  2. Step 2: Convert to fraction form
    94,145.04/141,238.56 = 31,813.92/x
  3. Step 3: Cross multiply
    94,145.04x = 141,238.56 × 31,813.92
  4. Step 4: Simplify right side
    94,145.04x = 4,493,352,248.76
  5. Step 5: Solve for x
    x = 4,493,352,248.76/94,145.04
  6. Step 6: Final answer
    x = 47,727.98

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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.