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Finding the Fourth Proportional to 243,646.16, 365,531.50 and 93,846.23

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Solution

The fourth proportional to 243,646.16, 365,531.50 and 93,846.23 is: 140,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,646.16 : 365,531.50 = 93,846.23 : x
  2. Step 2: Convert to fraction form
    243,646.16/365,531.50 = 93,846.23/x
  3. Step 3: Cross multiply
    243,646.16x = 365,531.50 × 93,846.23
  4. Step 4: Simplify right side
    243,646.16x = 34,303,752,881.64
  5. Step 5: Solve for x
    x = 34,303,752,881.64/243,646.16
  6. Step 6: Final answer
    x = 140,793.32

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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.