Home / 93,095.64-139,677.30-45,705.78

Finding the Fourth Proportional to 93,095.64, 139,677.30 and 45,705.78

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Solution

The fourth proportional to 93,095.64, 139,677.30 and 45,705.78 is: 68,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,095.64 : 139,677.30 = 45,705.78 : x
  2. Step 2: Convert to fraction form
    93,095.64/139,677.30 = 45,705.78/x
  3. Step 3: Cross multiply
    93,095.64x = 139,677.30 × 45,705.78
  4. Step 4: Simplify right side
    93,095.64x = 6,384,059,944.79
  5. Step 5: Solve for x
    x = 6,384,059,944.79/93,095.64
  6. Step 6: Final answer
    x = 68,575.28

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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.