Home / 64,729.46-89,326.67-37,877.13

Finding the Fourth Proportional to 64,729.46, 89,326.67 and 37,877.13

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Solution

The fourth proportional to 64,729.46, 89,326.67 and 37,877.13 is: 52,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,729.46 : 89,326.67 = 37,877.13 : x
  2. Step 2: Convert to fraction form
    64,729.46/89,326.67 = 37,877.13/x
  3. Step 3: Cross multiply
    64,729.46x = 89,326.67 × 37,877.13
  4. Step 4: Simplify right side
    64,729.46x = 3,383,437,445.42
  5. Step 5: Solve for x
    x = 3,383,437,445.42/64,729.46
  6. Step 6: Final answer
    x = 52,270.44

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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.