Home / 113,210.06-169,749.47-38,305.31

Finding the Fourth Proportional to 113,210.06, 169,749.47 and 38,305.31

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Solution

The fourth proportional to 113,210.06, 169,749.47 and 38,305.31 is: 57,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,210.06 : 169,749.47 = 38,305.31 : x
  2. Step 2: Convert to fraction form
    113,210.06/169,749.47 = 38,305.31/x
  3. Step 3: Cross multiply
    113,210.06x = 169,749.47 × 38,305.31
  4. Step 4: Simplify right side
    113,210.06x = 6,502,305,317.70
  5. Step 5: Solve for x
    x = 6,502,305,317.70/113,210.06
  6. Step 6: Final answer
    x = 57,435.76

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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.