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Finding the Fourth Proportional to 50,457.51, 69,127.11 and 48,565.71

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Solution

The fourth proportional to 50,457.51, 69,127.11 and 48,565.71 is: 66,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,457.51 : 69,127.11 = 48,565.71 : x
  2. Step 2: Convert to fraction form
    50,457.51/69,127.11 = 48,565.71/x
  3. Step 3: Cross multiply
    50,457.51x = 69,127.11 × 48,565.71
  4. Step 4: Simplify right side
    50,457.51x = 3,357,207,177.40
  5. Step 5: Solve for x
    x = 3,357,207,177.40/50,457.51
  6. Step 6: Final answer
    x = 66,535.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.