Home / 88,688.14-122,392.48-50,446.70

Finding the Fourth Proportional to 88,688.14, 122,392.48 and 50,446.70

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Solution

The fourth proportional to 88,688.14, 122,392.48 and 50,446.70 is: 69,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.14 : 122,392.48 = 50,446.70 : x
  2. Step 2: Convert to fraction form
    88,688.14/122,392.48 = 50,446.70/x
  3. Step 3: Cross multiply
    88,688.14x = 122,392.48 × 50,446.70
  4. Step 4: Simplify right side
    88,688.14x = 6,174,296,720.82
  5. Step 5: Solve for x
    x = 6,174,296,720.82/88,688.14
  6. Step 6: Final answer
    x = 69,618.07

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1.5x scale

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.