Home / 147,989.16-221,957.82-48,134.79

Finding the Fourth Proportional to 147,989.16, 221,957.82 and 48,134.79

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Solution

The fourth proportional to 147,989.16, 221,957.82 and 48,134.79 is: 72,193.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,989.16 : 221,957.82 = 48,134.79 : x
  2. Step 2: Convert to fraction form
    147,989.16/221,957.82 = 48,134.79/x
  3. Step 3: Cross multiply
    147,989.16x = 221,957.82 × 48,134.79
  4. Step 4: Simplify right side
    147,989.16x = 10,683,893,054.56
  5. Step 5: Solve for x
    x = 10,683,893,054.56/147,989.16
  6. Step 6: Final answer
    x = 72,193.75

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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.