Home / 229,529.60-344,294.64-71,758.88

Finding the Fourth Proportional to 229,529.60, 344,294.64 and 71,758.88

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Solution

The fourth proportional to 229,529.60, 344,294.64 and 71,758.88 is: 107,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,529.60 : 344,294.64 = 71,758.88 : x
  2. Step 2: Convert to fraction form
    229,529.60/344,294.64 = 71,758.88/x
  3. Step 3: Cross multiply
    229,529.60x = 344,294.64 × 71,758.88
  4. Step 4: Simplify right side
    229,529.60x = 24,706,197,756.40
  5. Step 5: Solve for x
    x = 24,706,197,756.40/229,529.60
  6. Step 6: Final answer
    x = 107,638.40

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1.5x scale

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.