Home / 113,113.08-169,647.60-34,208.76

Finding the Fourth Proportional to 113,113.08, 169,647.60 and 34,208.76

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Solution

The fourth proportional to 113,113.08, 169,647.60 and 34,208.76 is: 51,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,113.08 : 169,647.60 = 34,208.76 : x
  2. Step 2: Convert to fraction form
    113,113.08/169,647.60 = 34,208.76/x
  3. Step 3: Cross multiply
    113,113.08x = 169,647.60 × 34,208.76
  4. Step 4: Simplify right side
    113,113.08x = 5,803,434,032.98
  5. Step 5: Solve for x
    x = 5,803,434,032.98/113,113.08
  6. Step 6: Final answer
    x = 51,306.48

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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.