Home / 88,985.32-122,813.55-50,744.95

Finding the Fourth Proportional to 88,985.32, 122,813.55 and 50,744.95

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Solution

The fourth proportional to 88,985.32, 122,813.55 and 50,744.95 is: 70,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,985.32 : 122,813.55 = 50,744.95 : x
  2. Step 2: Convert to fraction form
    88,985.32/122,813.55 = 50,744.95/x
  3. Step 3: Cross multiply
    88,985.32x = 122,813.55 × 50,744.95
  4. Step 4: Simplify right side
    88,985.32x = 6,232,167,147.04
  5. Step 5: Solve for x
    x = 6,232,167,147.04/88,985.32
  6. Step 6: Final answer
    x = 70,035.90

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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.