Home / 140,357.25-210,536.76-56,124.48

Finding the Fourth Proportional to 140,357.25, 210,536.76 and 56,124.48

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Solution

The fourth proportional to 140,357.25, 210,536.76 and 56,124.48 is: 84,187.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,357.25 : 210,536.76 = 56,124.48 : x
  2. Step 2: Convert to fraction form
    140,357.25/210,536.76 = 56,124.48/x
  3. Step 3: Cross multiply
    140,357.25x = 210,536.76 × 56,124.48
  4. Step 4: Simplify right side
    140,357.25x = 11,816,266,175.88
  5. Step 5: Solve for x
    x = 11,816,266,175.88/140,357.25
  6. Step 6: Final answer
    x = 84,187.07

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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.