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Finding the Fourth Proportional to 173,833.20, 243,716.40 and 173,833.20

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Solution

The fourth proportional to 173,833.20, 243,716.40 and 173,833.20 is: 243,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,833.20 : 243,716.40 = 173,833.20 : x
  2. Step 2: Convert to fraction form
    173,833.20/243,716.40 = 173,833.20/x
  3. Step 3: Cross multiply
    173,833.20x = 243,716.40 × 173,833.20
  4. Step 4: Simplify right side
    173,833.20x = 42,366,001,704.48
  5. Step 5: Solve for x
    x = 42,366,001,704.48/173,833.20
  6. Step 6: Final answer
    x = 243,716.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.