Home / 112,315,556.08-168,452,025.72-54,749,931.76

Finding the Fourth Proportional to 112,315,556.08, 168,452,025.72 and 54,749,931.76

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Solution

The fourth proportional to 112,315,556.08, 168,452,025.72 and 54,749,931.76 is: 82,114,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,315,556.08 : 168,452,025.72 = 54,749,931.76 : x
  2. Step 2: Convert to fraction form
    112,315,556.08/168,452,025.72 = 54,749,931.76/x
  3. Step 3: Cross multiply
    112,315,556.08x = 168,452,025.72 × 54,749,931.76
  4. Step 4: Simplify right side
    112,315,556.08x = 9,222,736,913,003,764
  5. Step 5: Solve for x
    x = 9,222,736,913,003,764/112,315,556.08
  6. Step 6: Final answer
    x = 82,114,510.54

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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.