Home / 52,870.43-72,954.46-30,210.88

Finding the Fourth Proportional to 52,870.43, 72,954.46 and 30,210.88

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Solution

The fourth proportional to 52,870.43, 72,954.46 and 30,210.88 is: 41,687.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.43 : 72,954.46 = 30,210.88 : x
  2. Step 2: Convert to fraction form
    52,870.43/72,954.46 = 30,210.88/x
  3. Step 3: Cross multiply
    52,870.43x = 72,954.46 × 30,210.88
  4. Step 4: Simplify right side
    52,870.43x = 2,204,018,436.52
  5. Step 5: Solve for x
    x = 2,204,018,436.52/52,870.43
  6. Step 6: Final answer
    x = 41,687.17

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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.