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Finding the Fourth Proportional to 93,062.70, 139,582.50 and 29,877.84

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Solution

The fourth proportional to 93,062.70, 139,582.50 and 29,877.84 is: 44,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,062.70 : 139,582.50 = 29,877.84 : x
  2. Step 2: Convert to fraction form
    93,062.70/139,582.50 = 29,877.84/x
  3. Step 3: Cross multiply
    93,062.70x = 139,582.50 × 29,877.84
  4. Step 4: Simplify right side
    93,062.70x = 4,170,423,601.80
  5. Step 5: Solve for x
    x = 4,170,423,601.80/93,062.70
  6. Step 6: Final answer
    x = 44,813.05

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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.