Home / 112,295.36-154,993.60-64,576.24

Finding the Fourth Proportional to 112,295.36, 154,993.60 and 64,576.24

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Solution

The fourth proportional to 112,295.36, 154,993.60 and 64,576.24 is: 89,130.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,295.36 : 154,993.60 = 64,576.24 : x
  2. Step 2: Convert to fraction form
    112,295.36/154,993.60 = 64,576.24/x
  3. Step 3: Cross multiply
    112,295.36x = 154,993.60 × 64,576.24
  4. Step 4: Simplify right side
    112,295.36x = 10,008,903,605.30
  5. Step 5: Solve for x
    x = 10,008,903,605.30/112,295.36
  6. Step 6: Final answer
    x = 89,130.16

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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.