Home / 146,973.40-220,436.50-40,332.45

Finding the Fourth Proportional to 146,973.40, 220,436.50 and 40,332.45

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Solution

The fourth proportional to 146,973.40, 220,436.50 and 40,332.45 is: 60,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,973.40 : 220,436.50 = 40,332.45 : x
  2. Step 2: Convert to fraction form
    146,973.40/220,436.50 = 40,332.45/x
  3. Step 3: Cross multiply
    146,973.40x = 220,436.50 × 40,332.45
  4. Step 4: Simplify right side
    146,973.40x = 8,890,743,361.67
  5. Step 5: Solve for x
    x = 8,890,743,361.67/146,973.40
  6. Step 6: Final answer
    x = 60,492.19

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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.