Home / 75,289.18-112,842.61-41,973.86

Finding the Fourth Proportional to 75,289.18, 112,842.61 and 41,973.86

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Solution

The fourth proportional to 75,289.18, 112,842.61 and 41,973.86 is: 62,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,289.18 : 112,842.61 = 41,973.86 : x
  2. Step 2: Convert to fraction form
    75,289.18/112,842.61 = 41,973.86/x
  3. Step 3: Cross multiply
    75,289.18x = 112,842.61 × 41,973.86
  4. Step 4: Simplify right side
    75,289.18x = 4,736,439,914.17
  5. Step 5: Solve for x
    x = 4,736,439,914.17/75,289.18
  6. Step 6: Final answer
    x = 62,909.97

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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.