Home / 113,235.33-169,869.40-42,152.06

Finding the Fourth Proportional to 113,235.33, 169,869.40 and 42,152.06

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Solution

The fourth proportional to 113,235.33, 169,869.40 and 42,152.06 is: 63,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,235.33 : 169,869.40 = 42,152.06 : x
  2. Step 2: Convert to fraction form
    113,235.33/169,869.40 = 42,152.06/x
  3. Step 3: Cross multiply
    113,235.33x = 169,869.40 × 42,152.06
  4. Step 4: Simplify right side
    113,235.33x = 7,160,345,460.26
  5. Step 5: Solve for x
    x = 7,160,345,460.26/113,235.33
  6. Step 6: Final answer
    x = 63,234.20

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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.