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Finding the Fourth Proportional to 152,084.80, 228,127.20 and 73,352.80

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Solution

The fourth proportional to 152,084.80, 228,127.20 and 73,352.80 is: 110,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,084.80 : 228,127.20 = 73,352.80 : x
  2. Step 2: Convert to fraction form
    152,084.80/228,127.20 = 73,352.80/x
  3. Step 3: Cross multiply
    152,084.80x = 228,127.20 × 73,352.80
  4. Step 4: Simplify right side
    152,084.80x = 16,733,768,876.16
  5. Step 5: Solve for x
    x = 16,733,768,876.16/152,084.80
  6. Step 6: Final answer
    x = 110,029.20

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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.