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Finding the Fourth Proportional to 149,873.64, 224,744.76 and 56,313.72

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Solution

The fourth proportional to 149,873.64, 224,744.76 and 56,313.72 is: 84,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,873.64 : 224,744.76 = 56,313.72 : x
  2. Step 2: Convert to fraction form
    149,873.64/224,744.76 = 56,313.72/x
  3. Step 3: Cross multiply
    149,873.64x = 224,744.76 × 56,313.72
  4. Step 4: Simplify right side
    149,873.64x = 12,656,213,486.11
  5. Step 5: Solve for x
    x = 12,656,213,486.11/149,873.64
  6. Step 6: Final answer
    x = 84,445.89

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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.