Home / 113,064.36-169,596.54-42,943.68

Finding the Fourth Proportional to 113,064.36, 169,596.54 and 42,943.68

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Solution

The fourth proportional to 113,064.36, 169,596.54 and 42,943.68 is: 64,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,064.36 : 169,596.54 = 42,943.68 : x
  2. Step 2: Convert to fraction form
    113,064.36/169,596.54 = 42,943.68/x
  3. Step 3: Cross multiply
    113,064.36x = 169,596.54 × 42,943.68
  4. Step 4: Simplify right side
    113,064.36x = 7,283,099,542.87
  5. Step 5: Solve for x
    x = 7,283,099,542.87/113,064.36
  6. Step 6: Final answer
    x = 64,415.52

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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.