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Finding the Fourth Proportional to 334,068.80, 501,103.20 and 97,435.40

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Solution

The fourth proportional to 334,068.80, 501,103.20 and 97,435.40 is: 146,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,068.80 : 501,103.20 = 97,435.40 : x
  2. Step 2: Convert to fraction form
    334,068.80/501,103.20 = 97,435.40/x
  3. Step 3: Cross multiply
    334,068.80x = 501,103.20 × 97,435.40
  4. Step 4: Simplify right side
    334,068.80x = 48,825,190,733.28
  5. Step 5: Solve for x
    x = 48,825,190,733.28/334,068.80
  6. Step 6: Final answer
    x = 146,153.10

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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.