Home / 83,347.11-115,014.60-45,614.07

Finding the Fourth Proportional to 83,347.11, 115,014.60 and 45,614.07

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Solution

The fourth proportional to 83,347.11, 115,014.60 and 45,614.07 is: 62,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,347.11 : 115,014.60 = 45,614.07 : x
  2. Step 2: Convert to fraction form
    83,347.11/115,014.60 = 45,614.07/x
  3. Step 3: Cross multiply
    83,347.11x = 115,014.60 × 45,614.07
  4. Step 4: Simplify right side
    83,347.11x = 5,246,284,015.42
  5. Step 5: Solve for x
    x = 5,246,284,015.42/83,347.11
  6. Step 6: Final answer
    x = 62,945.00

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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.