Home / 55,883.56-77,117.77-30,733.06

Finding the Fourth Proportional to 55,883.56, 77,117.77 and 30,733.06

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Solution

The fourth proportional to 55,883.56, 77,117.77 and 30,733.06 is: 42,410.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,883.56 : 77,117.77 = 30,733.06 : x
  2. Step 2: Convert to fraction form
    55,883.56/77,117.77 = 30,733.06/x
  3. Step 3: Cross multiply
    55,883.56x = 77,117.77 × 30,733.06
  4. Step 4: Simplify right side
    55,883.56x = 2,370,065,052.48
  5. Step 5: Solve for x
    x = 2,370,065,052.48/55,883.56
  6. Step 6: Final answer
    x = 42,410.77

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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.