Home / 129,983.64-194,975.46-46,877.64

Finding the Fourth Proportional to 129,983.64, 194,975.46 and 46,877.64

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Solution

The fourth proportional to 129,983.64, 194,975.46 and 46,877.64 is: 70,316.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,983.64 : 194,975.46 = 46,877.64 : x
  2. Step 2: Convert to fraction form
    129,983.64/194,975.46 = 46,877.64/x
  3. Step 3: Cross multiply
    129,983.64x = 194,975.46 × 46,877.64
  4. Step 4: Simplify right side
    129,983.64x = 9,139,989,422.71
  5. Step 5: Solve for x
    x = 9,139,989,422.71/129,983.64
  6. Step 6: Final answer
    x = 70,316.46

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1.5x scale

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.