Home / 150,005.40-225,008.10-97,474.20

Finding the Fourth Proportional to 150,005.40, 225,008.10 and 97,474.20

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Solution

The fourth proportional to 150,005.40, 225,008.10 and 97,474.20 is: 146,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,005.40 : 225,008.10 = 97,474.20 : x
  2. Step 2: Convert to fraction form
    150,005.40/225,008.10 = 97,474.20/x
  3. Step 3: Cross multiply
    150,005.40x = 225,008.10 × 97,474.20
  4. Step 4: Simplify right side
    150,005.40x = 21,932,484,541.02
  5. Step 5: Solve for x
    x = 21,932,484,541.02/150,005.40
  6. Step 6: Final answer
    x = 146,211.30

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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.