Home / 93,340.08-140,017.38-45,980.64

Finding the Fourth Proportional to 93,340.08, 140,017.38 and 45,980.64

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Solution

The fourth proportional to 93,340.08, 140,017.38 and 45,980.64 is: 68,974.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,340.08 : 140,017.38 = 45,980.64 : x
  2. Step 2: Convert to fraction form
    93,340.08/140,017.38 = 45,980.64/x
  3. Step 3: Cross multiply
    93,340.08x = 140,017.38 × 45,980.64
  4. Step 4: Simplify right side
    93,340.08x = 6,438,088,743.52
  5. Step 5: Solve for x
    x = 6,438,088,743.52/93,340.08
  6. Step 6: Final answer
    x = 68,974.54

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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.