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Finding the Fourth Proportional to 62,188.49, 85,822.13 and 35,330.51

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Solution

The fourth proportional to 62,188.49, 85,822.13 and 35,330.51 is: 48,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,188.49 : 85,822.13 = 35,330.51 : x
  2. Step 2: Convert to fraction form
    62,188.49/85,822.13 = 35,330.51/x
  3. Step 3: Cross multiply
    62,188.49x = 85,822.13 × 35,330.51
  4. Step 4: Simplify right side
    62,188.49x = 3,032,139,622.19
  5. Step 5: Solve for x
    x = 3,032,139,622.19/62,188.49
  6. Step 6: Final answer
    x = 48,757.25

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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.