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Finding the Fourth Proportional to 50,466.51, 69,139.44 and 48,574.71

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Solution

The fourth proportional to 50,466.51, 69,139.44 and 48,574.71 is: 66,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,466.51 : 69,139.44 = 48,574.71 : x
  2. Step 2: Convert to fraction form
    50,466.51/69,139.44 = 48,574.71/x
  3. Step 3: Cross multiply
    50,466.51x = 69,139.44 × 48,574.71
  4. Step 4: Simplify right side
    50,466.51x = 3,358,428,247.56
  5. Step 5: Solve for x
    x = 3,358,428,247.56/50,466.51
  6. Step 6: Final answer
    x = 66,547.66

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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.