Home / 88,108.77-121,590.27-50,383.02

Finding the Fourth Proportional to 88,108.77, 121,590.27 and 50,383.02

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Solution

The fourth proportional to 88,108.77, 121,590.27 and 50,383.02 is: 69,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,108.77 : 121,590.27 = 50,383.02 : x
  2. Step 2: Convert to fraction form
    88,108.77/121,590.27 = 50,383.02/x
  3. Step 3: Cross multiply
    88,108.77x = 121,590.27 × 50,383.02
  4. Step 4: Simplify right side
    88,108.77x = 6,126,085,005.22
  5. Step 5: Solve for x
    x = 6,126,085,005.22/88,108.77
  6. Step 6: Final answer
    x = 69,528.66

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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.