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Finding the Fourth Proportional to 52,141.53, 77,541.47 and 50,480.76

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Solution

The fourth proportional to 52,141.53, 77,541.47 and 50,480.76 is: 75,071.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,141.53 : 77,541.47 = 50,480.76 : x
  2. Step 2: Convert to fraction form
    52,141.53/77,541.47 = 50,480.76/x
  3. Step 3: Cross multiply
    52,141.53x = 77,541.47 × 50,480.76
  4. Step 4: Simplify right side
    52,141.53x = 3,914,352,084.71
  5. Step 5: Solve for x
    x = 3,914,352,084.71/52,141.53
  6. Step 6: Final answer
    x = 75,071.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.