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Finding the Fourth Proportional to 99,266.70, 148,900.05 and 32,717.10

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Solution

The fourth proportional to 99,266.70, 148,900.05 and 32,717.10 is: 49,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,266.70 : 148,900.05 = 32,717.10 : x
  2. Step 2: Convert to fraction form
    99,266.70/148,900.05 = 32,717.10/x
  3. Step 3: Cross multiply
    99,266.70x = 148,900.05 × 32,717.10
  4. Step 4: Simplify right side
    99,266.70x = 4,871,577,825.86
  5. Step 5: Solve for x
    x = 4,871,577,825.86/99,266.70
  6. Step 6: Final answer
    x = 49,075.65

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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.