Home / 255,750.06-383,756.85-113,693.34

Finding the Fourth Proportional to 255,750.06, 383,756.85 and 113,693.34

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Solution

The fourth proportional to 255,750.06, 383,756.85 and 113,693.34 is: 170,598.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,750.06 : 383,756.85 = 113,693.34 : x
  2. Step 2: Convert to fraction form
    255,750.06/383,756.85 = 113,693.34/x
  3. Step 3: Cross multiply
    255,750.06x = 383,756.85 × 113,693.34
  4. Step 4: Simplify right side
    255,750.06x = 43,630,598,024.38
  5. Step 5: Solve for x
    x = 43,630,598,024.38/255,750.06
  6. Step 6: Final answer
    x = 170,598.58

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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.