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Finding the Fourth Proportional to 47,051.79, 70,536.11 and 36,007.79

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Solution

The fourth proportional to 47,051.79, 70,536.11 and 36,007.79 is: 53,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,051.79 : 70,536.11 = 36,007.79 : x
  2. Step 2: Convert to fraction form
    47,051.79/70,536.11 = 36,007.79/x
  3. Step 3: Cross multiply
    47,051.79x = 70,536.11 × 36,007.79
  4. Step 4: Simplify right side
    47,051.79x = 2,539,849,232.71
  5. Step 5: Solve for x
    x = 2,539,849,232.71/47,051.79
  6. Step 6: Final answer
    x = 53,979.86

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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.