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Finding the Fourth Proportional to 264,082.02, 364,423.02 and 143,221.08

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Solution

The fourth proportional to 264,082.02, 364,423.02 and 143,221.08 is: 197,639.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,082.02 : 364,423.02 = 143,221.08 : x
  2. Step 2: Convert to fraction form
    264,082.02/364,423.02 = 143,221.08/x
  3. Step 3: Cross multiply
    264,082.02x = 364,423.02 × 143,221.08
  4. Step 4: Simplify right side
    264,082.02x = 52,193,058,501.26
  5. Step 5: Solve for x
    x = 52,193,058,501.26/264,082.02
  6. Step 6: Final answer
    x = 197,639.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.