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Finding the Fourth Proportional to 141,730.94, 212,592.62 and 57,468.54

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Solution

The fourth proportional to 141,730.94, 212,592.62 and 57,468.54 is: 86,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,730.94 : 212,592.62 = 57,468.54 : x
  2. Step 2: Convert to fraction form
    141,730.94/212,592.62 = 57,468.54/x
  3. Step 3: Cross multiply
    141,730.94x = 212,592.62 × 57,468.54
  4. Step 4: Simplify right side
    141,730.94x = 12,217,387,486.17
  5. Step 5: Solve for x
    x = 12,217,387,486.17/141,730.94
  6. Step 6: Final answer
    x = 86,201.27

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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.