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Finding the Fourth Proportional to 164,492.80, 246,566.40 and 64,614.40

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Solution

The fourth proportional to 164,492.80, 246,566.40 and 64,614.40 is: 96,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,492.80 : 246,566.40 = 64,614.40 : x
  2. Step 2: Convert to fraction form
    164,492.80/246,566.40 = 64,614.40/x
  3. Step 3: Cross multiply
    164,492.80x = 246,566.40 × 64,614.40
  4. Step 4: Simplify right side
    164,492.80x = 15,931,739,996.16
  5. Step 5: Solve for x
    x = 15,931,739,996.16/164,492.80
  6. Step 6: Final answer
    x = 96,853.72

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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.