Home / 113,042.77-169,562.43-38,215.48

Finding the Fourth Proportional to 113,042.77, 169,562.43 and 38,215.48

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Solution

The fourth proportional to 113,042.77, 169,562.43 and 38,215.48 is: 57,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,042.77 : 169,562.43 = 38,215.48 : x
  2. Step 2: Convert to fraction form
    113,042.77/169,562.43 = 38,215.48/x
  3. Step 3: Cross multiply
    113,042.77x = 169,562.43 × 38,215.48
  4. Step 4: Simplify right side
    113,042.77x = 6,479,909,228.51
  5. Step 5: Solve for x
    x = 6,479,909,228.51/113,042.77
  6. Step 6: Final answer
    x = 57,322.63

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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.