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Finding the Fourth Proportional to 176,298.64, 264,457.20 and 134,244.68

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Solution

The fourth proportional to 176,298.64, 264,457.20 and 134,244.68 is: 201,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,298.64 : 264,457.20 = 134,244.68 : x
  2. Step 2: Convert to fraction form
    176,298.64/264,457.20 = 134,244.68/x
  3. Step 3: Cross multiply
    176,298.64x = 264,457.20 × 134,244.68
  4. Step 4: Simplify right side
    176,298.64x = 35,501,971,516.47
  5. Step 5: Solve for x
    x = 35,501,971,516.47/176,298.64
  6. Step 6: Final answer
    x = 201,374.05

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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.