Home / 247,234.02-341,189.68-139,820.12

Finding the Fourth Proportional to 247,234.02, 341,189.68 and 139,820.12

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Solution

The fourth proportional to 247,234.02, 341,189.68 and 139,820.12 is: 192,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,234.02 : 341,189.68 = 139,820.12 : x
  2. Step 2: Convert to fraction form
    247,234.02/341,189.68 = 139,820.12/x
  3. Step 3: Cross multiply
    247,234.02x = 341,189.68 × 139,820.12
  4. Step 4: Simplify right side
    247,234.02x = 47,705,182,000.36
  5. Step 5: Solve for x
    x = 47,705,182,000.36/247,234.02
  6. Step 6: Final answer
    x = 192,955.57

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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.