Home / 71,533.16-107,299.74-38,152.10

Finding the Fourth Proportional to 71,533.16, 107,299.74 and 38,152.10

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Solution

The fourth proportional to 71,533.16, 107,299.74 and 38,152.10 is: 57,228.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,533.16 : 107,299.74 = 38,152.10 : x
  2. Step 2: Convert to fraction form
    71,533.16/107,299.74 = 38,152.10/x
  3. Step 3: Cross multiply
    71,533.16x = 107,299.74 × 38,152.10
  4. Step 4: Simplify right side
    71,533.16x = 4,093,710,410.45
  5. Step 5: Solve for x
    x = 4,093,710,410.45/71,533.16
  6. Step 6: Final answer
    x = 57,228.15

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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.