Home / 88,341.85-121,914.96-50,623.39

Finding the Fourth Proportional to 88,341.85, 121,914.96 and 50,623.39

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Solution

The fourth proportional to 88,341.85, 121,914.96 and 50,623.39 is: 69,862.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,341.85 : 121,914.96 = 50,623.39 : x
  2. Step 2: Convert to fraction form
    88,341.85/121,914.96 = 50,623.39/x
  3. Step 3: Cross multiply
    88,341.85x = 121,914.96 × 50,623.39
  4. Step 4: Simplify right side
    88,341.85x = 6,171,748,566.91
  5. Step 5: Solve for x
    x = 6,171,748,566.91/88,341.85
  6. Step 6: Final answer
    x = 69,862.12

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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.