Home / 88,646.28-122,319.77-50,920.53

Finding the Fourth Proportional to 88,646.28, 122,319.77 and 50,920.53

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Solution

The fourth proportional to 88,646.28, 122,319.77 and 50,920.53 is: 70,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,646.28 : 122,319.77 = 50,920.53 : x
  2. Step 2: Convert to fraction form
    88,646.28/122,319.77 = 50,920.53/x
  3. Step 3: Cross multiply
    88,646.28x = 122,319.77 × 50,920.53
  4. Step 4: Simplify right side
    88,646.28x = 6,228,587,263.28
  5. Step 5: Solve for x
    x = 6,228,587,263.28/88,646.28
  6. Step 6: Final answer
    x = 70,263.38

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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.