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Finding the Fourth Proportional to 152,274.10, 228,411.15 and 73,396.30

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Solution

The fourth proportional to 152,274.10, 228,411.15 and 73,396.30 is: 110,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,274.10 : 228,411.15 = 73,396.30 : x
  2. Step 2: Convert to fraction form
    152,274.10/228,411.15 = 73,396.30/x
  3. Step 3: Cross multiply
    152,274.10x = 228,411.15 × 73,396.30
  4. Step 4: Simplify right side
    152,274.10x = 16,764,533,288.75
  5. Step 5: Solve for x
    x = 16,764,533,288.75/152,274.10
  6. Step 6: Final answer
    x = 110,094.45

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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.