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Finding the Fourth Proportional to 228,202.88, 342,337.12 and 70,444.84

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Solution

The fourth proportional to 228,202.88, 342,337.12 and 70,444.84 is: 105,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,202.88 : 342,337.12 = 70,444.84 : x
  2. Step 2: Convert to fraction form
    228,202.88/342,337.12 = 70,444.84/x
  3. Step 3: Cross multiply
    228,202.88x = 342,337.12 × 70,444.84
  4. Step 4: Simplify right side
    228,202.88x = 24,115,883,644.46
  5. Step 5: Solve for x
    x = 24,115,883,644.46/228,202.88
  6. Step 6: Final answer
    x = 105,677.39

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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.