Home / 83,090.41-124,623.36-26,935.40

Finding the Fourth Proportional to 83,090.41, 124,623.36 and 26,935.40

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Solution

The fourth proportional to 83,090.41, 124,623.36 and 26,935.40 is: 40,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,090.41 : 124,623.36 = 26,935.40 : x
  2. Step 2: Convert to fraction form
    83,090.41/124,623.36 = 26,935.40/x
  3. Step 3: Cross multiply
    83,090.41x = 124,623.36 × 26,935.40
  4. Step 4: Simplify right side
    83,090.41x = 3,356,780,362.50
  5. Step 5: Solve for x
    x = 3,356,780,362.50/83,090.41
  6. Step 6: Final answer
    x = 40,399.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.