Home / 229,962.03-317,167.55-149,415.72

Finding the Fourth Proportional to 229,962.03, 317,167.55 and 149,415.72

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Solution

The fourth proportional to 229,962.03, 317,167.55 and 149,415.72 is: 206,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,962.03 : 317,167.55 = 149,415.72 : x
  2. Step 2: Convert to fraction form
    229,962.03/317,167.55 = 149,415.72/x
  3. Step 3: Cross multiply
    229,962.03x = 317,167.55 × 149,415.72
  4. Step 4: Simplify right side
    229,962.03x = 47,389,817,096.81
  5. Step 5: Solve for x
    x = 47,389,817,096.81/229,962.03
  6. Step 6: Final answer
    x = 206,076.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.