Home / 116,724.92-175,142.05-57,528.30

Finding the Fourth Proportional to 116,724.92, 175,142.05 and 57,528.30

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Solution

The fourth proportional to 116,724.92, 175,142.05 and 57,528.30 is: 86,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,724.92 : 175,142.05 = 57,528.30 : x
  2. Step 2: Convert to fraction form
    116,724.92/175,142.05 = 57,528.30/x
  3. Step 3: Cross multiply
    116,724.92x = 175,142.05 × 57,528.30
  4. Step 4: Simplify right side
    116,724.92x = 10,075,624,395.02
  5. Step 5: Solve for x
    x = 10,075,624,395.02/116,724.92
  6. Step 6: Final answer
    x = 86,319.39

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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.