Home / 283,683.12-425,598.36-106,203.76

Finding the Fourth Proportional to 283,683.12, 425,598.36 and 106,203.76

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Solution

The fourth proportional to 283,683.12, 425,598.36 and 106,203.76 is: 159,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,683.12 : 425,598.36 = 106,203.76 : x
  2. Step 2: Convert to fraction form
    283,683.12/425,598.36 = 106,203.76/x
  3. Step 3: Cross multiply
    283,683.12x = 425,598.36 × 106,203.76
  4. Step 4: Simplify right side
    283,683.12x = 45,200,146,081.83
  5. Step 5: Solve for x
    x = 45,200,146,081.83/283,683.12
  6. Step 6: Final answer
    x = 159,333.22

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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.