Home / 72,467.46-108,598.32-30,302.10

Finding the Fourth Proportional to 72,467.46, 108,598.32 and 30,302.10

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Solution

The fourth proportional to 72,467.46, 108,598.32 and 30,302.10 is: 45,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,467.46 : 108,598.32 = 30,302.10 : x
  2. Step 2: Convert to fraction form
    72,467.46/108,598.32 = 30,302.10/x
  3. Step 3: Cross multiply
    72,467.46x = 108,598.32 × 30,302.10
  4. Step 4: Simplify right side
    72,467.46x = 3,290,757,152.47
  5. Step 5: Solve for x
    x = 3,290,757,152.47/72,467.46
  6. Step 6: Final answer
    x = 45,410.14

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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.