Home / 47,089.26-64,905.12-45,842.76

Finding the Fourth Proportional to 47,089.26, 64,905.12 and 45,842.76

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Solution

The fourth proportional to 47,089.26, 64,905.12 and 45,842.76 is: 63,187.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,089.26 : 64,905.12 = 45,842.76 : x
  2. Step 2: Convert to fraction form
    47,089.26/64,905.12 = 45,842.76/x
  3. Step 3: Cross multiply
    47,089.26x = 64,905.12 × 45,842.76
  4. Step 4: Simplify right side
    47,089.26x = 2,975,429,838.93
  5. Step 5: Solve for x
    x = 2,975,429,838.93/47,089.26
  6. Step 6: Final answer
    x = 63,187.02

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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.