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Finding the Fourth Proportional to 56,604.94, 84,545.71 and 51,260.47

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Solution

The fourth proportional to 56,604.94, 84,545.71 and 51,260.47 is: 76,563.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,604.94 : 84,545.71 = 51,260.47 : x
  2. Step 2: Convert to fraction form
    56,604.94/84,545.71 = 51,260.47/x
  3. Step 3: Cross multiply
    56,604.94x = 84,545.71 × 51,260.47
  4. Step 4: Simplify right side
    56,604.94x = 4,333,852,491.57
  5. Step 5: Solve for x
    x = 4,333,852,491.57/56,604.94
  6. Step 6: Final answer
    x = 76,563.15

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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.