Home / 98,248.03-147,372.03-31,688.17

Finding the Fourth Proportional to 98,248.03, 147,372.03 and 31,688.17

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Solution

The fourth proportional to 98,248.03, 147,372.03 and 31,688.17 is: 47,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,248.03 : 147,372.03 = 31,688.17 : x
  2. Step 2: Convert to fraction form
    98,248.03/147,372.03 = 31,688.17/x
  3. Step 3: Cross multiply
    98,248.03x = 147,372.03 × 31,688.17
  4. Step 4: Simplify right side
    98,248.03x = 4,669,949,571.46
  5. Step 5: Solve for x
    x = 4,669,949,571.46/98,248.03
  6. Step 6: Final answer
    x = 47,532.25

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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.