Home / 62,140.32-85,726.34-41,989.84

Finding the Fourth Proportional to 62,140.32, 85,726.34 and 41,989.84

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Solution

The fourth proportional to 62,140.32, 85,726.34 and 41,989.84 is: 57,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.32 : 85,726.34 = 41,989.84 : x
  2. Step 2: Convert to fraction form
    62,140.32/85,726.34 = 41,989.84/x
  3. Step 3: Cross multiply
    62,140.32x = 85,726.34 × 41,989.84
  4. Step 4: Simplify right side
    62,140.32x = 3,599,635,300.39
  5. Step 5: Solve for x
    x = 3,599,635,300.39/62,140.32
  6. Step 6: Final answer
    x = 57,927.53

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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.