Home / 88,537.68-122,177.43-50,809.50

Finding the Fourth Proportional to 88,537.68, 122,177.43 and 50,809.50

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Solution

The fourth proportional to 88,537.68, 122,177.43 and 50,809.50 is: 70,114.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,537.68 : 122,177.43 = 50,809.50 : x
  2. Step 2: Convert to fraction form
    88,537.68/122,177.43 = 50,809.50/x
  3. Step 3: Cross multiply
    88,537.68x = 122,177.43 × 50,809.50
  4. Step 4: Simplify right side
    88,537.68x = 6,207,774,129.59
  5. Step 5: Solve for x
    x = 6,207,774,129.59/88,537.68
  6. Step 6: Final answer
    x = 70,114.49

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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.