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Finding the Fourth Proportional to 60,556.30, 90,834.45 and 23,620.30

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Solution

The fourth proportional to 60,556.30, 90,834.45 and 23,620.30 is: 35,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,556.30 : 90,834.45 = 23,620.30 : x
  2. Step 2: Convert to fraction form
    60,556.30/90,834.45 = 23,620.30/x
  3. Step 3: Cross multiply
    60,556.30x = 90,834.45 × 23,620.30
  4. Step 4: Simplify right side
    60,556.30x = 2,145,536,959.34
  5. Step 5: Solve for x
    x = 2,145,536,959.34/60,556.30
  6. Step 6: Final answer
    x = 35,430.45

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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.