Home / 150,002.64-225,114.69-71,117.16

Finding the Fourth Proportional to 150,002.64, 225,114.69 and 71,117.16

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Solution

The fourth proportional to 150,002.64, 225,114.69 and 71,117.16 is: 106,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,002.64 : 225,114.69 = 71,117.16 : x
  2. Step 2: Convert to fraction form
    150,002.64/225,114.69 = 71,117.16/x
  3. Step 3: Cross multiply
    150,002.64x = 225,114.69 × 71,117.16
  4. Step 4: Simplify right side
    150,002.64x = 16,009,517,427.08
  5. Step 5: Solve for x
    x = 16,009,517,427.08/150,002.64
  6. Step 6: Final answer
    x = 106,728.24

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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.