Home / 93,037.70-139,556.55-92,260.10

Finding the Fourth Proportional to 93,037.70, 139,556.55 and 92,260.10

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Solution

The fourth proportional to 93,037.70, 139,556.55 and 92,260.10 is: 138,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,037.70 : 139,556.55 = 92,260.10 : x
  2. Step 2: Convert to fraction form
    93,037.70/139,556.55 = 92,260.10/x
  3. Step 3: Cross multiply
    93,037.70x = 139,556.55 × 92,260.10
  4. Step 4: Simplify right side
    93,037.70x = 12,875,501,258.66
  5. Step 5: Solve for x
    x = 12,875,501,258.66/93,037.70
  6. Step 6: Final answer
    x = 138,390.15

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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.