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Finding the Fourth Proportional to 59,762.71, 82,506.85 and 39,646.87

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Solution

The fourth proportional to 59,762.71, 82,506.85 and 39,646.87 is: 54,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,762.71 : 82,506.85 = 39,646.87 : x
  2. Step 2: Convert to fraction form
    59,762.71/82,506.85 = 39,646.87/x
  3. Step 3: Cross multiply
    59,762.71x = 82,506.85 × 39,646.87
  4. Step 4: Simplify right side
    59,762.71x = 3,271,138,273.69
  5. Step 5: Solve for x
    x = 3,271,138,273.69/59,762.71
  6. Step 6: Final answer
    x = 54,735.44

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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.