Home / 88,113.13-121,596.25-50,388.19

Finding the Fourth Proportional to 88,113.13, 121,596.25 and 50,388.19

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Solution

The fourth proportional to 88,113.13, 121,596.25 and 50,388.19 is: 69,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,113.13 : 121,596.25 = 50,388.19 : x
  2. Step 2: Convert to fraction form
    88,113.13/121,596.25 = 50,388.19/x
  3. Step 3: Cross multiply
    88,113.13x = 121,596.25 × 50,388.19
  4. Step 4: Simplify right side
    88,113.13x = 6,127,014,948.29
  5. Step 5: Solve for x
    x = 6,127,014,948.29/88,113.13
  6. Step 6: Final answer
    x = 69,535.78

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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.