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Finding the Fourth Proportional to 62,275.08, 85,942.04 and 35,420.04

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Solution

The fourth proportional to 62,275.08, 85,942.04 and 35,420.04 is: 48,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,275.08 : 85,942.04 = 35,420.04 : x
  2. Step 2: Convert to fraction form
    62,275.08/85,942.04 = 35,420.04/x
  3. Step 3: Cross multiply
    62,275.08x = 85,942.04 × 35,420.04
  4. Step 4: Simplify right side
    62,275.08x = 3,044,070,494.48
  5. Step 5: Solve for x
    x = 3,044,070,494.48/62,275.08
  6. Step 6: Final answer
    x = 48,881.04

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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.