Home / 140,795.81-211,252.03-56,615.60

Finding the Fourth Proportional to 140,795.81, 211,252.03 and 56,615.60

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Solution

The fourth proportional to 140,795.81, 211,252.03 and 56,615.60 is: 84,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,795.81 : 211,252.03 = 56,615.60 : x
  2. Step 2: Convert to fraction form
    140,795.81/211,252.03 = 56,615.60/x
  3. Step 3: Cross multiply
    140,795.81x = 211,252.03 × 56,615.60
  4. Step 4: Simplify right side
    140,795.81x = 11,960,160,429.67
  5. Step 5: Solve for x
    x = 11,960,160,429.67/140,795.81
  6. Step 6: Final answer
    x = 84,946.85

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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.