Home / 112,177.87-168,126.49-56,033.66

Finding the Fourth Proportional to 112,177.87, 168,126.49 and 56,033.66

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Solution

The fourth proportional to 112,177.87, 168,126.49 and 56,033.66 is: 83,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,177.87 : 168,126.49 = 56,033.66 : x
  2. Step 2: Convert to fraction form
    112,177.87/168,126.49 = 56,033.66/x
  3. Step 3: Cross multiply
    112,177.87x = 168,126.49 × 56,033.66
  4. Step 4: Simplify right side
    112,177.87x = 9,420,742,577.65
  5. Step 5: Solve for x
    x = 9,420,742,577.65/112,177.87
  6. Step 6: Final answer
    x = 83,980.40

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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.