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Finding the Fourth Proportional to 93,846.57, 129,508.29 and 51,406.62

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Solution

The fourth proportional to 93,846.57, 129,508.29 and 51,406.62 is: 70,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,846.57 : 129,508.29 = 51,406.62 : x
  2. Step 2: Convert to fraction form
    93,846.57/129,508.29 = 51,406.62/x
  3. Step 3: Cross multiply
    93,846.57x = 129,508.29 × 51,406.62
  4. Step 4: Simplify right side
    93,846.57x = 6,657,583,450.88
  5. Step 5: Solve for x
    x = 6,657,583,450.88/93,846.57
  6. Step 6: Final answer
    x = 70,941.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.