Home / 106,364.51-146,783.05-57,966.45

Finding the Fourth Proportional to 106,364.51, 146,783.05 and 57,966.45

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Solution

The fourth proportional to 106,364.51, 146,783.05 and 57,966.45 is: 79,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,364.51 : 146,783.05 = 57,966.45 : x
  2. Step 2: Convert to fraction form
    106,364.51/146,783.05 = 57,966.45/x
  3. Step 3: Cross multiply
    106,364.51x = 146,783.05 × 57,966.45
  4. Step 4: Simplify right side
    106,364.51x = 8,508,492,328.67
  5. Step 5: Solve for x
    x = 8,508,492,328.67/106,364.51
  6. Step 6: Final answer
    x = 79,993.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.