Home / 146,557.66-219,688.80-57,776.80

Finding the Fourth Proportional to 146,557.66, 219,688.80 and 57,776.80

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Solution

The fourth proportional to 146,557.66, 219,688.80 and 57,776.80 is: 86,606.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,557.66 : 219,688.80 = 57,776.80 : x
  2. Step 2: Convert to fraction form
    146,557.66/219,688.80 = 57,776.80/x
  3. Step 3: Cross multiply
    146,557.66x = 219,688.80 × 57,776.80
  4. Step 4: Simplify right side
    146,557.66x = 12,692,915,859.84
  5. Step 5: Solve for x
    x = 12,692,915,859.84/146,557.66
  6. Step 6: Final answer
    x = 86,606.98

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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.