Home / 93,140.11-139,733.78-26,580.49

Finding the Fourth Proportional to 93,140.11, 139,733.78 and 26,580.49

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Solution

The fourth proportional to 93,140.11, 139,733.78 and 26,580.49 is: 39,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,140.11 : 139,733.78 = 26,580.49 : x
  2. Step 2: Convert to fraction form
    93,140.11/139,733.78 = 26,580.49/x
  3. Step 3: Cross multiply
    93,140.11x = 139,733.78 × 26,580.49
  4. Step 4: Simplify right side
    93,140.11x = 3,714,192,341.95
  5. Step 5: Solve for x
    x = 3,714,192,341.95/93,140.11
  6. Step 6: Final answer
    x = 39,877.47

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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.