Home / 56,099.82-77,412.12-33,126.06

Finding the Fourth Proportional to 56,099.82, 77,412.12 and 33,126.06

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Solution

The fourth proportional to 56,099.82, 77,412.12 and 33,126.06 is: 45,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,099.82 : 77,412.12 = 33,126.06 : x
  2. Step 2: Convert to fraction form
    56,099.82/77,412.12 = 33,126.06/x
  3. Step 3: Cross multiply
    56,099.82x = 77,412.12 × 33,126.06
  4. Step 4: Simplify right side
    56,099.82x = 2,564,358,531.85
  5. Step 5: Solve for x
    x = 2,564,358,531.85/56,099.82
  6. Step 6: Final answer
    x = 45,710.64

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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.