Home / 55,854.48-77,097.15-35,765.49

Finding the Fourth Proportional to 55,854.48, 77,097.15 and 35,765.49

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Solution

The fourth proportional to 55,854.48, 77,097.15 and 35,765.49 is: 49,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,854.48 : 77,097.15 = 35,765.49 : x
  2. Step 2: Convert to fraction form
    55,854.48/77,097.15 = 35,765.49/x
  3. Step 3: Cross multiply
    55,854.48x = 77,097.15 × 35,765.49
  4. Step 4: Simplify right side
    55,854.48x = 2,757,417,347.35
  5. Step 5: Solve for x
    x = 2,757,417,347.35/55,854.48
  6. Step 6: Final answer
    x = 49,367.88

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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.