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Finding the Fourth Proportional to 234,347.16, 351,520.74 and 56,851.32

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Solution

The fourth proportional to 234,347.16, 351,520.74 and 56,851.32 is: 85,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,347.16 : 351,520.74 = 56,851.32 : x
  2. Step 2: Convert to fraction form
    234,347.16/351,520.74 = 56,851.32/x
  3. Step 3: Cross multiply
    234,347.16x = 351,520.74 × 56,851.32
  4. Step 4: Simplify right side
    234,347.16x = 19,984,418,076.38
  5. Step 5: Solve for x
    x = 19,984,418,076.38/234,347.16
  6. Step 6: Final answer
    x = 85,276.98

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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.