Home / 55,054.68-75,897.84-39,133.32

Finding the Fourth Proportional to 55,054.68, 75,897.84 and 39,133.32

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Solution

The fourth proportional to 55,054.68, 75,897.84 and 39,133.32 is: 53,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,054.68 : 75,897.84 = 39,133.32 : x
  2. Step 2: Convert to fraction form
    55,054.68/75,897.84 = 39,133.32/x
  3. Step 3: Cross multiply
    55,054.68x = 75,897.84 × 39,133.32
  4. Step 4: Simplify right side
    55,054.68x = 2,970,134,460.03
  5. Step 5: Solve for x
    x = 2,970,134,460.03/55,054.68
  6. Step 6: Final answer
    x = 53,948.81

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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.