Home / 59,930-89,899.64-34,972.56

Finding the Fourth Proportional to 59,930, 89,899.64 and 34,972.56

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Solution

The fourth proportional to 59,930, 89,899.64 and 34,972.56 is: 52,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,930 : 89,899.64 = 34,972.56 : x
  2. Step 2: Convert to fraction form
    59,930/89,899.64 = 34,972.56/x
  3. Step 3: Cross multiply
    59,930x = 89,899.64 × 34,972.56
  4. Step 4: Simplify right side
    59,930x = 3,144,020,553.88
  5. Step 5: Solve for x
    x = 3,144,020,553.88/59,930
  6. Step 6: Final answer
    x = 52,461.55

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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.