Home / 63,434.30-87,539.39-34,362.73

Finding the Fourth Proportional to 63,434.30, 87,539.39 and 34,362.73

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Solution

The fourth proportional to 63,434.30, 87,539.39 and 34,362.73 is: 47,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.30 : 87,539.39 = 34,362.73 : x
  2. Step 2: Convert to fraction form
    63,434.30/87,539.39 = 34,362.73/x
  3. Step 3: Cross multiply
    63,434.30x = 87,539.39 × 34,362.73
  4. Step 4: Simplify right side
    63,434.30x = 3,008,092,289.99
  5. Step 5: Solve for x
    x = 3,008,092,289.99/63,434.30
  6. Step 6: Final answer
    x = 47,420.60

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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.