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Finding the Fourth Proportional to 164,328.20, 246,492.30 and 53,531.40

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Solution

The fourth proportional to 164,328.20, 246,492.30 and 53,531.40 is: 80,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,328.20 : 246,492.30 = 53,531.40 : x
  2. Step 2: Convert to fraction form
    164,328.20/246,492.30 = 53,531.40/x
  3. Step 3: Cross multiply
    164,328.20x = 246,492.30 × 53,531.40
  4. Step 4: Simplify right side
    164,328.20x = 13,195,077,908.22
  5. Step 5: Solve for x
    x = 13,195,077,908.22/164,328.20
  6. Step 6: Final answer
    x = 80,297.10

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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.