Home / 145,099.05-217,604.83-51,599.13

Finding the Fourth Proportional to 145,099.05, 217,604.83 and 51,599.13

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Solution

The fourth proportional to 145,099.05, 217,604.83 and 51,599.13 is: 77,383.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,099.05 : 217,604.83 = 51,599.13 : x
  2. Step 2: Convert to fraction form
    145,099.05/217,604.83 = 51,599.13/x
  3. Step 3: Cross multiply
    145,099.05x = 217,604.83 × 51,599.13
  4. Step 4: Simplify right side
    145,099.05x = 11,228,219,911.80
  5. Step 5: Solve for x
    x = 11,228,219,911.80/145,099.05
  6. Step 6: Final answer
    x = 77,383.14

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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.