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Finding the Fourth Proportional to 93,913.62, 140,796.32 and 46,545.02

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Solution

The fourth proportional to 93,913.62, 140,796.32 and 46,545.02 is: 69,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,913.62 : 140,796.32 = 46,545.02 : x
  2. Step 2: Convert to fraction form
    93,913.62/140,796.32 = 46,545.02/x
  3. Step 3: Cross multiply
    93,913.62x = 140,796.32 × 46,545.02
  4. Step 4: Simplify right side
    93,913.62x = 6,553,367,649.59
  5. Step 5: Solve for x
    x = 6,553,367,649.59/93,913.62
  6. Step 6: Final answer
    x = 69,780.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.