Home / 56,094.72-77,409.36-30,943.68

Finding the Fourth Proportional to 56,094.72, 77,409.36 and 30,943.68

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Solution

The fourth proportional to 56,094.72, 77,409.36 and 30,943.68 is: 42,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,094.72 : 77,409.36 = 30,943.68 : x
  2. Step 2: Convert to fraction form
    56,094.72/77,409.36 = 30,943.68/x
  3. Step 3: Cross multiply
    56,094.72x = 77,409.36 × 30,943.68
  4. Step 4: Simplify right side
    56,094.72x = 2,395,330,464.84
  5. Step 5: Solve for x
    x = 2,395,330,464.84/56,094.72
  6. Step 6: Final answer
    x = 42,701.53

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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.