Home / 62,140.07-85,726.01-41,989.61

Finding the Fourth Proportional to 62,140.07, 85,726.01 and 41,989.61

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Solution

The fourth proportional to 62,140.07, 85,726.01 and 41,989.61 is: 57,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.07 : 85,726.01 = 41,989.61 : x
  2. Step 2: Convert to fraction form
    62,140.07/85,726.01 = 41,989.61/x
  3. Step 3: Cross multiply
    62,140.07x = 85,726.01 × 41,989.61
  4. Step 4: Simplify right side
    62,140.07x = 3,599,601,088.18
  5. Step 5: Solve for x
    x = 3,599,601,088.18/62,140.07
  6. Step 6: Final answer
    x = 57,927.22

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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.