Home / 146,116.64-219,299.28-57,432.08

Finding the Fourth Proportional to 146,116.64, 219,299.28 and 57,432.08

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Solution

The fourth proportional to 146,116.64, 219,299.28 and 57,432.08 is: 86,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,116.64 : 219,299.28 = 57,432.08 : x
  2. Step 2: Convert to fraction form
    146,116.64/219,299.28 = 57,432.08/x
  3. Step 3: Cross multiply
    146,116.64x = 219,299.28 × 57,432.08
  4. Step 4: Simplify right side
    146,116.64x = 12,594,813,792.90
  5. Step 5: Solve for x
    x = 12,594,813,792.90/146,116.64
  6. Step 6: Final answer
    x = 86,196.98

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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.