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Finding the Fourth Proportional to 267,285.53, 368,838.52 and 146,405.77

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Solution

The fourth proportional to 267,285.53, 368,838.52 and 146,405.77 is: 202,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,285.53 : 368,838.52 = 146,405.77 : x
  2. Step 2: Convert to fraction form
    267,285.53/368,838.52 = 146,405.77/x
  3. Step 3: Cross multiply
    267,285.53x = 368,838.52 × 146,405.77
  4. Step 4: Simplify right side
    267,285.53x = 54,000,087,526.26
  5. Step 5: Solve for x
    x = 54,000,087,526.26/267,285.53
  6. Step 6: Final answer
    x = 202,031.47

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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.