Home / 55,033.95-75,944.55-31,161.93

Finding the Fourth Proportional to 55,033.95, 75,944.55 and 31,161.93

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Solution

The fourth proportional to 55,033.95, 75,944.55 and 31,161.93 is: 43,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,033.95 : 75,944.55 = 31,161.93 : x
  2. Step 2: Convert to fraction form
    55,033.95/75,944.55 = 31,161.93/x
  3. Step 3: Cross multiply
    55,033.95x = 75,944.55 × 31,161.93
  4. Step 4: Simplify right side
    55,033.95x = 2,366,578,750.98
  5. Step 5: Solve for x
    x = 2,366,578,750.98/55,033.95
  6. Step 6: Final answer
    x = 43,002.16

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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.