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Finding the Fourth Proportional to 247,492.02, 341,537 and 134,314.78

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Solution

The fourth proportional to 247,492.02, 341,537 and 134,314.78 is: 185,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,492.02 : 341,537 = 134,314.78 : x
  2. Step 2: Convert to fraction form
    247,492.02/341,537 = 134,314.78/x
  3. Step 3: Cross multiply
    247,492.02x = 341,537 × 134,314.78
  4. Step 4: Simplify right side
    247,492.02x = 45,873,467,016.86
  5. Step 5: Solve for x
    x = 45,873,467,016.86/247,492.02
  6. Step 6: Final answer
    x = 185,353.32

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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.