Home / 255,117.02-382,761.59-112,942.67

Finding the Fourth Proportional to 255,117.02, 382,761.59 and 112,942.67

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Solution

The fourth proportional to 255,117.02, 382,761.59 and 112,942.67 is: 169,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,117.02 : 382,761.59 = 112,942.67 : x
  2. Step 2: Convert to fraction form
    255,117.02/382,761.59 = 112,942.67/x
  3. Step 3: Cross multiply
    255,117.02x = 382,761.59 × 112,942.67
  4. Step 4: Simplify right side
    255,117.02x = 43,230,113,469.52
  5. Step 5: Solve for x
    x = 43,230,113,469.52/255,117.02
  6. Step 6: Final answer
    x = 169,452.10

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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.