Home / 94,710.80-141,893.40-57,731.60

Finding the Fourth Proportional to 94,710.80, 141,893.40 and 57,731.60

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Solution

The fourth proportional to 94,710.80, 141,893.40 and 57,731.60 is: 86,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,710.80 : 141,893.40 = 57,731.60 : x
  2. Step 2: Convert to fraction form
    94,710.80/141,893.40 = 57,731.60/x
  3. Step 3: Cross multiply
    94,710.80x = 141,893.40 × 57,731.60
  4. Step 4: Simplify right side
    94,710.80x = 8,191,733,011.44
  5. Step 5: Solve for x
    x = 8,191,733,011.44/94,710.80
  6. Step 6: Final answer
    x = 86,492.07

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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.