Home / 351,972.37-527,931.01-99,242.65

Finding the Fourth Proportional to 351,972.37, 527,931.01 and 99,242.65

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Solution

The fourth proportional to 351,972.37, 527,931.01 and 99,242.65 is: 148,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,972.37 : 527,931.01 = 99,242.65 : x
  2. Step 2: Convert to fraction form
    351,972.37/527,931.01 = 99,242.65/x
  3. Step 3: Cross multiply
    351,972.37x = 527,931.01 × 99,242.65
  4. Step 4: Simplify right side
    351,972.37x = 52,393,269,313.71
  5. Step 5: Solve for x
    x = 52,393,269,313.71/351,972.37
  6. Step 6: Final answer
    x = 148,856.20

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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.