Home / 249,771.34-374,558.39-99,983.71

Finding the Fourth Proportional to 249,771.34, 374,558.39 and 99,983.71

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Solution

The fourth proportional to 249,771.34, 374,558.39 and 99,983.71 is: 149,936.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,771.34 : 374,558.39 = 99,983.71 : x
  2. Step 2: Convert to fraction form
    249,771.34/374,558.39 = 99,983.71/x
  3. Step 3: Cross multiply
    249,771.34x = 374,558.39 × 99,983.71
  4. Step 4: Simplify right side
    249,771.34x = 37,449,738,349.45
  5. Step 5: Solve for x
    x = 37,449,738,349.45/249,771.34
  6. Step 6: Final answer
    x = 149,936.09

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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.