Home / 149,899.86-224,784.18-56,340

Finding the Fourth Proportional to 149,899.86, 224,784.18 and 56,340

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Solution

The fourth proportional to 149,899.86, 224,784.18 and 56,340 is: 84,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,899.86 : 224,784.18 = 56,340 : x
  2. Step 2: Convert to fraction form
    149,899.86/224,784.18 = 56,340/x
  3. Step 3: Cross multiply
    149,899.86x = 224,784.18 × 56,340
  4. Step 4: Simplify right side
    149,899.86x = 12,664,340,701.20
  5. Step 5: Solve for x
    x = 12,664,340,701.20/149,899.86
  6. Step 6: Final answer
    x = 84,485.34

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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.