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Finding the Fourth Proportional to 243,460.52, 335,950.90 and 167,045.40

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Solution

The fourth proportional to 243,460.52, 335,950.90 and 167,045.40 is: 230,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,460.52 : 335,950.90 = 167,045.40 : x
  2. Step 2: Convert to fraction form
    243,460.52/335,950.90 = 167,045.40/x
  3. Step 3: Cross multiply
    243,460.52x = 335,950.90 × 167,045.40
  4. Step 4: Simplify right side
    243,460.52x = 56,119,052,470.86
  5. Step 5: Solve for x
    x = 56,119,052,470.86/243,460.52
  6. Step 6: Final answer
    x = 230,505.76

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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.