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Finding the Fourth Proportional to 243,458.52, 335,948.14 and 167,043.40

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Solution

The fourth proportional to 243,458.52, 335,948.14 and 167,043.40 is: 230,503.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,458.52 : 335,948.14 = 167,043.40 : x
  2. Step 2: Convert to fraction form
    243,458.52/335,948.14 = 167,043.40/x
  3. Step 3: Cross multiply
    243,458.52x = 335,948.14 × 167,043.40
  4. Step 4: Simplify right side
    243,458.52x = 56,117,919,529.28
  5. Step 5: Solve for x
    x = 56,117,919,529.28/243,458.52
  6. Step 6: Final answer
    x = 230,503.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.