Home / 146,086.84-219,254.60-57,402.36

Finding the Fourth Proportional to 146,086.84, 219,254.60 and 57,402.36

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Solution

The fourth proportional to 146,086.84, 219,254.60 and 57,402.36 is: 86,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,086.84 : 219,254.60 = 57,402.36 : x
  2. Step 2: Convert to fraction form
    146,086.84/219,254.60 = 57,402.36/x
  3. Step 3: Cross multiply
    146,086.84x = 219,254.60 × 57,402.36
  4. Step 4: Simplify right side
    146,086.84x = 12,585,731,480.86
  5. Step 5: Solve for x
    x = 12,585,731,480.86/146,086.84
  6. Step 6: Final answer
    x = 86,152.40

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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.