Home / 84,389.04-116,470.51-48,571.45

Finding the Fourth Proportional to 84,389.04, 116,470.51 and 48,571.45

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Solution

The fourth proportional to 84,389.04, 116,470.51 and 48,571.45 is: 67,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,389.04 : 116,470.51 = 48,571.45 : x
  2. Step 2: Convert to fraction form
    84,389.04/116,470.51 = 48,571.45/x
  3. Step 3: Cross multiply
    84,389.04x = 116,470.51 × 48,571.45
  4. Step 4: Simplify right side
    84,389.04x = 5,657,141,140.33
  5. Step 5: Solve for x
    x = 5,657,141,140.33/84,389.04
  6. Step 6: Final answer
    x = 67,036.44

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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.