Home / 64,729.52-89,326.76-37,877.19

Finding the Fourth Proportional to 64,729.52, 89,326.76 and 37,877.19

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Solution

The fourth proportional to 64,729.52, 89,326.76 and 37,877.19 is: 52,270.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,729.52 : 89,326.76 = 37,877.19 : x
  2. Step 2: Convert to fraction form
    64,729.52/89,326.76 = 37,877.19/x
  3. Step 3: Cross multiply
    64,729.52x = 89,326.76 × 37,877.19
  4. Step 4: Simplify right side
    64,729.52x = 3,383,446,471.22
  5. Step 5: Solve for x
    x = 3,383,446,471.22/64,729.52
  6. Step 6: Final answer
    x = 52,270.53

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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.