Home / 149,856.12-224,823.06-74,973.24

Finding the Fourth Proportional to 149,856.12, 224,823.06 and 74,973.24

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Solution

The fourth proportional to 149,856.12, 224,823.06 and 74,973.24 is: 112,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,856.12 : 224,823.06 = 74,973.24 : x
  2. Step 2: Convert to fraction form
    149,856.12/224,823.06 = 74,973.24/x
  3. Step 3: Cross multiply
    149,856.12x = 224,823.06 × 74,973.24
  4. Step 4: Simplify right side
    149,856.12x = 16,855,713,234.91
  5. Step 5: Solve for x
    x = 16,855,713,234.91/149,856.12
  6. Step 6: Final answer
    x = 112,479.31

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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.