Home / 140,919.59-211,326.90-56,651.39

Finding the Fourth Proportional to 140,919.59, 211,326.90 and 56,651.39

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Solution

The fourth proportional to 140,919.59, 211,326.90 and 56,651.39 is: 84,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,919.59 : 211,326.90 = 56,651.39 : x
  2. Step 2: Convert to fraction form
    140,919.59/211,326.90 = 56,651.39/x
  3. Step 3: Cross multiply
    140,919.59x = 211,326.90 × 56,651.39
  4. Step 4: Simplify right side
    140,919.59x = 11,971,961,572.76
  5. Step 5: Solve for x
    x = 11,971,961,572.76/140,919.59
  6. Step 6: Final answer
    x = 84,955.98

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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.