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Finding the Fourth Proportional to 93,877.98, 140,816.85 and 31,592.22

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Solution

The fourth proportional to 93,877.98, 140,816.85 and 31,592.22 is: 47,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,877.98 : 140,816.85 = 31,592.22 : x
  2. Step 2: Convert to fraction form
    93,877.98/140,816.85 = 31,592.22/x
  3. Step 3: Cross multiply
    93,877.98x = 140,816.85 × 31,592.22
  4. Step 4: Simplify right side
    93,877.98x = 4,448,716,904.91
  5. Step 5: Solve for x
    x = 4,448,716,904.91/93,877.98
  6. Step 6: Final answer
    x = 47,388.29

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1.5x scale

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.