Home / 53,255.04-79,446.44-51,807.18

Finding the Fourth Proportional to 53,255.04, 79,446.44 and 51,807.18

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Solution

The fourth proportional to 53,255.04, 79,446.44 and 51,807.18 is: 77,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255.04 : 79,446.44 = 51,807.18 : x
  2. Step 2: Convert to fraction form
    53,255.04/79,446.44 = 51,807.18/x
  3. Step 3: Cross multiply
    53,255.04x = 79,446.44 × 51,807.18
  4. Step 4: Simplify right side
    53,255.04x = 4,115,895,758.40
  5. Step 5: Solve for x
    x = 4,115,895,758.40/53,255.04
  6. Step 6: Final answer
    x = 77,286.50

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.