Home / 284,518.28-426,840.92-107,026.76

Finding the Fourth Proportional to 284,518.28, 426,840.92 and 107,026.76

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Solution

The fourth proportional to 284,518.28, 426,840.92 and 107,026.76 is: 160,564.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,518.28 : 426,840.92 = 107,026.76 : x
  2. Step 2: Convert to fraction form
    284,518.28/426,840.92 = 107,026.76/x
  3. Step 3: Cross multiply
    284,518.28x = 426,840.92 × 107,026.76
  4. Step 4: Simplify right side
    284,518.28x = 45,683,400,703.02
  5. Step 5: Solve for x
    x = 45,683,400,703.02/284,518.28
  6. Step 6: Final answer
    x = 160,564.03

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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.