Home / 75,212.40-103,726.86-46,527.50

Finding the Fourth Proportional to 75,212.40, 103,726.86 and 46,527.50

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Solution

The fourth proportional to 75,212.40, 103,726.86 and 46,527.50 is: 64,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,212.40 : 103,726.86 = 46,527.50 : x
  2. Step 2: Convert to fraction form
    75,212.40/103,726.86 = 46,527.50/x
  3. Step 3: Cross multiply
    75,212.40x = 103,726.86 × 46,527.50
  4. Step 4: Simplify right side
    75,212.40x = 4,826,151,825.21
  5. Step 5: Solve for x
    x = 4,826,151,825.21/75,212.40
  6. Step 6: Final answer
    x = 64,166.97

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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.