Home / 62,285.76-85,497.12-55,054.08

Finding the Fourth Proportional to 62,285.76, 85,497.12 and 55,054.08

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Solution

The fourth proportional to 62,285.76, 85,497.12 and 55,054.08 is: 75,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,285.76 : 85,497.12 = 55,054.08 : x
  2. Step 2: Convert to fraction form
    62,285.76/85,497.12 = 55,054.08/x
  3. Step 3: Cross multiply
    62,285.76x = 85,497.12 × 55,054.08
  4. Step 4: Simplify right side
    62,285.76x = 4,706,965,284.25
  5. Step 5: Solve for x
    x = 4,706,965,284.25/62,285.76
  6. Step 6: Final answer
    x = 75,570.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.