Home / 229,921.04-344,676.90-89,647.40

Finding the Fourth Proportional to 229,921.04, 344,676.90 and 89,647.40

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Solution

The fourth proportional to 229,921.04, 344,676.90 and 89,647.40 is: 134,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,921.04 : 344,676.90 = 89,647.40 : x
  2. Step 2: Convert to fraction form
    229,921.04/344,676.90 = 89,647.40/x
  3. Step 3: Cross multiply
    229,921.04x = 344,676.90 × 89,647.40
  4. Step 4: Simplify right side
    229,921.04x = 30,899,387,925.06
  5. Step 5: Solve for x
    x = 30,899,387,925.06/229,921.04
  6. Step 6: Final answer
    x = 134,391.30

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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.