Home / 88,402.86-121,998.54-48,119.24

Finding the Fourth Proportional to 88,402.86, 121,998.54 and 48,119.24

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Solution

The fourth proportional to 88,402.86, 121,998.54 and 48,119.24 is: 66,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,402.86 : 121,998.54 = 48,119.24 : x
  2. Step 2: Convert to fraction form
    88,402.86/121,998.54 = 48,119.24/x
  3. Step 3: Cross multiply
    88,402.86x = 121,998.54 × 48,119.24
  4. Step 4: Simplify right side
    88,402.86x = 5,870,477,025.91
  5. Step 5: Solve for x
    x = 5,870,477,025.91/88,402.86
  6. Step 6: Final answer
    x = 66,405.96

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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.