Home / 55,730.08-83,626.26-43,275.16

Finding the Fourth Proportional to 55,730.08, 83,626.26 and 43,275.16

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Solution

The fourth proportional to 55,730.08, 83,626.26 and 43,275.16 is: 64,936.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730.08 : 83,626.26 = 43,275.16 : x
  2. Step 2: Convert to fraction form
    55,730.08/83,626.26 = 43,275.16/x
  3. Step 3: Cross multiply
    55,730.08x = 83,626.26 × 43,275.16
  4. Step 4: Simplify right side
    55,730.08x = 3,618,939,781.70
  5. Step 5: Solve for x
    x = 3,618,939,781.70/55,730.08
  6. Step 6: Final answer
    x = 64,936.92

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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.