Home / 88,349.82-121,925.49-50,110.92

Finding the Fourth Proportional to 88,349.82, 121,925.49 and 50,110.92

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Solution

The fourth proportional to 88,349.82, 121,925.49 and 50,110.92 is: 69,154.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,349.82 : 121,925.49 = 50,110.92 : x
  2. Step 2: Convert to fraction form
    88,349.82/121,925.49 = 50,110.92/x
  3. Step 3: Cross multiply
    88,349.82x = 121,925.49 × 50,110.92
  4. Step 4: Simplify right side
    88,349.82x = 6,109,798,756.03
  5. Step 5: Solve for x
    x = 6,109,798,756.03/88,349.82
  6. Step 6: Final answer
    x = 69,154.63

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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.