Home / 98,493.08-147,822.28-51,137.24

Finding the Fourth Proportional to 98,493.08, 147,822.28 and 51,137.24

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Solution

The fourth proportional to 98,493.08, 147,822.28 and 51,137.24 is: 76,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,493.08 : 147,822.28 = 51,137.24 : x
  2. Step 2: Convert to fraction form
    98,493.08/147,822.28 = 51,137.24/x
  3. Step 3: Cross multiply
    98,493.08x = 147,822.28 × 51,137.24
  4. Step 4: Simplify right side
    98,493.08x = 7,559,223,409.71
  5. Step 5: Solve for x
    x = 7,559,223,409.71/98,493.08
  6. Step 6: Final answer
    x = 76,748.78

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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.