Home / 98,262.21-147,440.70-48,315.18

Finding the Fourth Proportional to 98,262.21, 147,440.70 and 48,315.18

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Solution

The fourth proportional to 98,262.21, 147,440.70 and 48,315.18 is: 72,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,262.21 : 147,440.70 = 48,315.18 : x
  2. Step 2: Convert to fraction form
    98,262.21/147,440.70 = 48,315.18/x
  3. Step 3: Cross multiply
    98,262.21x = 147,440.70 × 48,315.18
  4. Step 4: Simplify right side
    98,262.21x = 7,123,623,959.83
  5. Step 5: Solve for x
    x = 7,123,623,959.83/98,262.21
  6. Step 6: Final answer
    x = 72,496.07

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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.