Home / 283,515.36-425,274.90-73,155.12

Finding the Fourth Proportional to 283,515.36, 425,274.90 and 73,155.12

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Solution

The fourth proportional to 283,515.36, 425,274.90 and 73,155.12 is: 109,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,515.36 : 425,274.90 = 73,155.12 : x
  2. Step 2: Convert to fraction form
    283,515.36/425,274.90 = 73,155.12/x
  3. Step 3: Cross multiply
    283,515.36x = 425,274.90 × 73,155.12
  4. Step 4: Simplify right side
    283,515.36x = 31,111,036,342.49
  5. Step 5: Solve for x
    x = 31,111,036,342.49/283,515.36
  6. Step 6: Final answer
    x = 109,733.16

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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.