Home / 77,743.64-116,586.90-27,810.20

Finding the Fourth Proportional to 77,743.64, 116,586.90 and 27,810.20

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Solution

The fourth proportional to 77,743.64, 116,586.90 and 27,810.20 is: 41,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,743.64 : 116,586.90 = 27,810.20 : x
  2. Step 2: Convert to fraction form
    77,743.64/116,586.90 = 27,810.20/x
  3. Step 3: Cross multiply
    77,743.64x = 116,586.90 × 27,810.20
  4. Step 4: Simplify right side
    77,743.64x = 3,242,305,006.38
  5. Step 5: Solve for x
    x = 3,242,305,006.38/77,743.64
  6. Step 6: Final answer
    x = 41,705.08

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1.5x scale

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.