Home / 56,112.40-77,402.46-35,962.12

Finding the Fourth Proportional to 56,112.40, 77,402.46 and 35,962.12

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Solution

The fourth proportional to 56,112.40, 77,402.46 and 35,962.12 is: 49,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,112.40 : 77,402.46 = 35,962.12 : x
  2. Step 2: Convert to fraction form
    56,112.40/77,402.46 = 35,962.12/x
  3. Step 3: Cross multiply
    56,112.40x = 77,402.46 × 35,962.12
  4. Step 4: Simplify right side
    56,112.40x = 2,783,556,554.82
  5. Step 5: Solve for x
    x = 2,783,556,554.82/56,112.40
  6. Step 6: Final answer
    x = 49,606.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.