Home / 99,137.10-148,674.24-32,561.76

Finding the Fourth Proportional to 99,137.10, 148,674.24 and 32,561.76

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Solution

The fourth proportional to 99,137.10, 148,674.24 and 32,561.76 is: 48,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,137.10 : 148,674.24 = 32,561.76 : x
  2. Step 2: Convert to fraction form
    99,137.10/148,674.24 = 32,561.76/x
  3. Step 3: Cross multiply
    99,137.10x = 148,674.24 × 32,561.76
  4. Step 4: Simplify right side
    99,137.10x = 4,841,094,921.06
  5. Step 5: Solve for x
    x = 4,841,094,921.06/99,137.10
  6. Step 6: Final answer
    x = 48,832.32

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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.