Home / 98,772.46-148,143.65-32,212.49

Finding the Fourth Proportional to 98,772.46, 148,143.65 and 32,212.49

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Solution

The fourth proportional to 98,772.46, 148,143.65 and 32,212.49 is: 48,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,772.46 : 148,143.65 = 32,212.49 : x
  2. Step 2: Convert to fraction form
    98,772.46/148,143.65 = 32,212.49/x
  3. Step 3: Cross multiply
    98,772.46x = 148,143.65 × 32,212.49
  4. Step 4: Simplify right side
    98,772.46x = 4,772,075,123.60
  5. Step 5: Solve for x
    x = 4,772,075,123.60/98,772.46
  6. Step 6: Final answer
    x = 48,313.82

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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.