Home / 89,941.86-134,952.58-47,237.24

Finding the Fourth Proportional to 89,941.86, 134,952.58 and 47,237.24

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Solution

The fourth proportional to 89,941.86, 134,952.58 and 47,237.24 is: 70,876.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,941.86 : 134,952.58 = 47,237.24 : x
  2. Step 2: Convert to fraction form
    89,941.86/134,952.58 = 47,237.24/x
  3. Step 3: Cross multiply
    89,941.86x = 134,952.58 × 47,237.24
  4. Step 4: Simplify right side
    89,941.86x = 6,374,787,806.51
  5. Step 5: Solve for x
    x = 6,374,787,806.51/89,941.86
  6. Step 6: Final answer
    x = 70,876.76

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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.