Home / 175,868.28-263,800.10-42,748.14

Finding the Fourth Proportional to 175,868.28, 263,800.10 and 42,748.14

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Solution

The fourth proportional to 175,868.28, 263,800.10 and 42,748.14 is: 64,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,868.28 : 263,800.10 = 42,748.14 : x
  2. Step 2: Convert to fraction form
    175,868.28/263,800.10 = 42,748.14/x
  3. Step 3: Cross multiply
    175,868.28x = 263,800.10 × 42,748.14
  4. Step 4: Simplify right side
    175,868.28x = 11,276,963,606.81
  5. Step 5: Solve for x
    x = 11,276,963,606.81/175,868.28
  6. Step 6: Final answer
    x = 64,121.65

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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.